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Amateur Work Magazine Vol1



A Monthly Magazine Of The Useful Arts And Sciences, containing illustrated articles descriptive of electrical and mechanical apparatus, furniture and other useful articles, games, photography, astronomy, book binding, mechanical drawing, etc

TitleAmateur Work Magazine Vol1
AuthorMiscellaneous
PublisherDraper Publishing Company
Year1902
Copyright1902, Draper Publishing Company
AmazonAmateur Work: A Monthly Magazine Of The Useful Arts And Sciences
Amateur Work
-Studies In Electricity. I
Donad M. Bliss. Some of the most difficult problems encountered by the student of electrical science and industry present themselves at the very beginning of his studies, and their nature is indic...
-Studies In Electricity. I. Continued
It is also true that the rapid flow of water in the system will generate a certain amount of heat, owing to the friction between the water and the pipe, and they would become warm to an extent dependi...
-Hertzian Waves
If a stone be thrown into a pool of still water, the motion of the stone causes a disturbance on the surface of the water. Circular waves radiate from the point at which the water was struck, diminish...
-Electric Bell Fitting. I. A Residence
The use of electric bells is now so universal as to require no description of their adaptability to many household requirements. Simple in construction, easily fitted to new or old buildings, needing ...
-Boring Holes In Metal Or Wood
Should any of the readers of this Magazine have occasion to bore holes in metal and are not equipped with a powder-drill, they will find the drill illustrated by the figure, suitable for such work. It...
-Old Dutch Furniture. A Small Table
The revival of the Old Dutch in household furniture affords the amateur many opportunities to display his skill, which needs not to be highly developed to produce many useful as well as ornamental fur...
-Introductory
In these days of many excellent magazines, the advent of another seeker for public favor may seem to require explanation for its existence and the field it proposes to occupy. The name, Amateur Work, ...
-Mechanical Drawing. I. Instruments. Their Use And Care
Earnest T. Child. The student who is ambitious to become a draftsman must, like any other artisan, become perfectly familiar with his tools before he may attempt to perform his work. Of course, exp...
-Waxed-Floor Polisher
Waxed floors require regular and thorough attention, if the surface is to retain the appearance so much desired by all good housekeepers. This involves mueh laborious work, which may be avoided by usi...
-Telegraph Instruments
Frederick A. Draper. A set of telegraph instruments adequate for good work on a short line may be easily and cheaply made, and much interesting and profitable information obtained therefrom. As ...
-Telegraph Instruments. Continued
Two uprights B are now made, 2 3/8 long, 5/8 wide and 1/4 thick, with the lower ends cut to form shoulders, as shown in Fig. 4. A cross-piece R, 1/4 thick and 5/8 wide, is nailed to the tops of s...
-Astronomy For November. Salutatory
Of late years the number of those who take a more or less active interest in the science of astronomy seems to be rapidly increasing. The published descriptions of recently established ob-servatories ...
-Constellations for November
On the first of the month, at eight o'clock in the evening, the zodiacal constellations above the horizon, in their order from east to southwest, will be as follows : Taurus, Aries, Pisces, Aquarius, ...
-Planets for November
The November skies will be poor in planets. In the twilight during the early part of the month, Jupiter and Saturn being low in altitude, comparatively little detail will be visible on either, as thei...
-Flash-Light Torch
With the approach of winter, the amateur photographer begins to plan what he may do when inclement weather prevents work afield. Much pleasure can be derived from indoor work with a flash-light. The m...
-Electrical Engineering And Young Men
Professor F. B. Crocker is the author of an article in a recent issue of the Saturday Evening Post, entitled: The Young Man and the New Force. He discusses in a most interesting and suggestive manne...
-The Metal Niobium
This metal has lately been prepared in the pure state by M. Henri Moissan with the aid of the electric furnace. The properties of this metal have been practically unknown heretofore, the metal not hav...
-Studies In Electricity. II. Batteries
Donald M. Bliss. The batteries most in practical use may be divided into two classes - single fluid and double fluid cells. The single fluid type consists of two plates of dissimilar metals, or on...
-Studies In Electricity. II. Batteries. Continued
It will be noted from the sketch that the zinc plate is a little longer than the carbon. As it is advisable to remove the plate from the battery when not in use, the extra length of the zinc plate wil...
-The Cooper-Hewitt Lamp. A New System of Electric Lighting
Within the past few months there has been presented to the public a system of electric lighting which, in point of interest and results, bids fair to equal any improvement in lighting methods put fort...
-Old Dutch Furniture. II. Hall-Clock
John F. Adams. The hall-clock here described is of very striking appearance, and valuable where a strong decorative effect is desired. It is easily made, and will undoubtedly be the subject upon wh...
-How To Develop Films
James F. Lucas. We will assume that the developing-room is suitably equipped for the work and that the light is safe to work under. On a bench or table, some distance from the red light, spread ...
-Decorative Embossing. An Artistic Yet Simple Method of Decoration
We are all familiar with the fancy frosting with which confectioners decorate wedding and similar cakes. The utensils used for this work may, with slight modifications, be used to produce very ornamen...
-Concerning Superheated Steam
Recently public attention has been once more turned in the direction of the use of superheated steam in our engines. The agitation of this question is by no means new. Along about the middle of the pa...
-To Our Readers
The interest shown in the first number of Amateur Work by numerous patrons is very gratifying to those interested in its publication. We are sure this interest will be sustained by this and future iss...
-Mechanical Drawing. II. Conventional Problems
Earnest T. Child. In our last talk we described the instruments which are necessary for the mechanical draftsman. Having secured the complete set or, if needs be, a partial set, the student should ...
-Mechanical Drawing. II. Conventional Problems. Continued
To make the ink flow well, the cloth should be well rubbed with powdered chalk or talcum, which should be carefully wiped off with a cloth. This will remove any oily particles which would tend to prev...
-Astronomy For December
On the 1st of December the sun sets at 4 h. 13 m. p.m., Standard Time (Eastern). A trail of planets follows after him in a regular crescendo of brilliancy. Mars, setting at about six o'clock, will, fr...
-The Telescope. Refractor and Reflector
During the last half-century we have been so saturated with wonderful discoveries and inventions that we can form but a faint idea of the sensation produced in the minds of the people of the seventeen...
-The Telescope. Refractor and Reflector. Part 2
The form of telescope devised by Newton, and ever since known by his name, is that now commonly used for reflectors, and is shown in the diagram below. Fig. 4. Where a is the large mirror, o...
-The Telescope. Refractor and Reflector. Part 3
The optical glass of which all lenses are made is of two different kinds, called crown and flint glass. The latter has a refractive power slightly greater than that of the crown ; its dispersive power...
-Picture Decoration
This is a process for transferring printed pictures to boxes, furniture or other wooden surfaces. Some quite artistic and pleasing effects have been secured by this process. To illustrate how it is do...
-W. B. G. Sensible Bric-A-Brac
Everyone who has read Wm. D. Howells' Hazard of New Fortunes will recall the flat-hunting experience of the couple from Boston when they came to New York to launch a new journalistic venture, and th...
-Studies In Electricity. III. Methods of Connection
Donald M. Bliss. Four methods of connecting electrical devices cover most of the field in engineering practice. Figs. 5 and 6 show two methods of connection which will be used most frequently by t...
-How I Built A Steam Automobile
J. M. McPhail. The writer of this article has been requested to tell the readers of Amateur Work how he built a steam-propelled carriage at an expenditure of about three hundred dollars and a year...
-A Plate-Rack
James F. Rugg. The plate-rack here described is an exceptionally useful kitchen utensil, and much prized by those who have used it. The labor of dish-wiping is avoided through the use of such a rac...
-How To Build An Ice-Boat
A. S. Whittemore. When a boy builds anything he generally wishes to know how to construct it at the least expense. In building an ice-boat he would like it strong, durable, and at the same time to ...
-First Work With A Camera
Frederick A. Draper. The first camera one possesses is generally the subject of considerable perplexity on the part of the owner. Focusing, exposure, plates, development, printing and numerous othe...
-Elements Of Success
It has been said that the American youth has twenty things begun but only one done. This statement is undoubtedly much exaggerated, but it is a fact that too many attempts are made that are never comp...
-Mechanical Drawing. III. Working Drawings
Earnest T. Child. Incidental to the practice work which the student must not neglect, it will be well to study as to the detail and general make-up of drawings. The first question that will natural...
-Old Dutch Furniture. III. A Boy's Bed
John F. Adams. The bed here described is suitable for a boy's room; and a boy who is somewhat familiar with the use of wood-working tools would have no difficulty in making one. The necessary lumbe...
-Diversity Of The Modern Uses Of Paper
It used to be said that there was nothing that could not be made out of leather. The same thing is now said of paper. From water mains, rifle-barrels and window panes, to clothing, tablecloths and nap...
-Astronomy For January
When the year opens, the bright company of planets that lit up the southwestern sky through November and a part of December will have dispersed. Venus alone will remain conspicuous, Jupiter and Saturn...
-The New Star In Perseus
During the last eight months the astronomer, whether professional or amateur, has very often found himself confronted by such questions as these: What is it? Where is it? Is it really new? Has it neve...
-Correspondence
Our readers are invited to contribute to this department, but no responsibility is assumed for the opinions expressed in these communications. Letters for this department should be addressed to Edi...
-An Amateur's Motor Bicycle
New York City, Dec. 16, 1901. I herein send you photographs and description of a motor-cycle which I built and which has been in use for over a year. I have ridden the same over two thousand miles. Th...
-Correspondence Schools
Of increasing importance in our educational system are what are termed correspondence schools. In certain lines, their great value is unquestioned. To the young man deprived of a high or technical ...
-Studies In Electricity. IV. Magnetism and Induction
Donald M. Bliss. Having made the electromagnet and circuit closer, as described in the preceding article, and connected with the battery, it will be noticed that whenever a current is sent through...
-A Medical Coil
A shocking or medical coil is one of the most interesting pieces of electrical apparatus that can be made by the amateur. The one here described simply requires careful work and attention to the detai...
-A Medical Coil. Continued
Before winding the secondary coil the primary coil should be covered with two layers of thick note-paper, which previously has been well soaked in paraffin. Any unevenness should be smoothed over with...
-A Home-Made Colonial Clock
Henry M. Chadwick. For convenience I shall divide the woodwork into three sections: the base, or the square box portion at the bottom; the shaft, or long narrow part; and the head, or top. T...
-Astronomy For February
At the opening of this month the great planets will have disappeared, and will not again visit our evening skies until May. Venus alone will still be seen in the west, and she disappears early in the ...
-Gas Engines
Henry C. Miller. The increasing use of gas, gasoline, and oil engines for small powers, and the probability of a much greater development in the near future, make this subject worthy of considerab...
-To Our Readers 2
Our readers are invited to submit topics which they would like to have presented in these columns. Those interested in Amateur Work desire to make it the most helpful and interesting magazine that can...
-Mechanical Drawing. IV. Objects In Section
Earnest T. Childs. The work which has been taken up thus far by the student covers simply outline drawing, with very few concealed or dotted lines. To make the representation more complete it is o...
-How To Build A Houseboat
Carl H. Clark. I. Construction of the Hull. In this series of articles the writer has aimed to present a set of plans and detailed directions for constructing a small houseboat, - one which will co...
-How To Build A Houseboat. Continued
The bottom is now ready for planking, the first step of which is to fasten a piece of planking about 8 wide across each end, letting it lap about 11/2 onto the inside 2x4 joist, and extend 2 on the...
-Furniture Enameling
Old furniture may be made to present a most attractive appearance by enameling it. The way many do it, by applying one thick coat of enamel paint, is not the proper way, or the way to secure a good ef...
-Cleaning Furniture
Furniture which has become soiled by long use may be cleaned and the appearance greatly improved by the method here described. If a varnished or shellacked surface of natural wood like an office desk ...
-Correspondence 2
Our readers are invited to contribute to this department, but no responsibility is assumed for the opinions expressed in these communications. Letters for this department should be addressed to Edi...
-Progress In Photography
Frederick A. Draper. Photography is too often but a passing fad with many who first embrace it with enthusiasm. Various reasons are advanced to account for the diminishing interest that overtakes ...
-Old Dutch Furniture. IV. Magazine Cabinet
John F. Adams. This very convenient piece of furniture is easily made. All the stock, except the top piece, is selected oak, 3/4 thick. The top piece may be of the same thickness, but will look b...
-Studies In Electricity. V. Electro-Magnetism and Induction
Donald M. Bliss. If the electro-magnet used in the last experiment be removed, and one of the battery wires held an inch or so above a compass needle, or the floating magnetized needle referred to...
-A Small Electric Motor
Donald M. Bliss. The small electric motor illustrated herewith is well adapted for operating model electric cars and light machinery. It will not develop more than 1/20 horse-power. It can be drive...
-An Electric Questioner
William Slyke. I have here attempted to describe an instrument or rather a scientific novelty, with which I believe many an evening can be passed pleasantly by the readers of Amateur Work. It is c...
-Old Dutch Furniture. The Hall Settle
John F. Adams. The hall settle here described is a very convenient piece of furniture. The box-seat forms a very handy receptable for rubbers, etc. Like the furniture previously presented, it shou...
-Current Switches
E. F. Beck. In experimenting with electricity, one often needs a switch connected in the circuit. It may be a one-point, two-point or a pole-changing switch that is desired. These may be made as f...
-Weather Study
The ancients personified their winds, the name Boreas, the god of the north wind, being in use to this day, while parts of the Old Testament are full of weather lore. This but shows that from the earl...
-To Our Readers 3
The recent extensive development of manual training schools, with wood and metal working equipment, is a long-delayed but very welcome addition to school work. Aside from the educational benefit, the ...
-Mechanical Drawing. V. Cross-Hatching And Sections
Earnest T. Child. In our last talk the subject of sections was taken up, and a few of the conventional lines used in showing sections of various materials were given. The proper use of sections is...
-A Camera Obscura
How to Make This Valuable Aid in Landscape Drawing. To those who find pleasure in landscape drawing, but, from lack of a teacher, cannot master the elementary principles, the camera obscura here de...
-Astronomy For March
There will be no planets in the evening sky this month, with the exception of Neptune, which does not count for the amateur. Venus will be morning star, rising, at the beginning of the month, two or t...
-Developing Plates
Frederick A. Drapr. While the topic here presented is an old one and much has been written about it, the large number to whom photography is new and its processes unknown make it suitable for a pla...
-How To Build A Houseboat II. Construction of Deckhouse.
Carl H. Clark. Before starting work on the deckhouse, the doors and window-sashes should be obtained, as the studs in the framing have to be spaced to them. The windows on the sides shown in Fig. 1...
-How To Build A Houseboat. II. Construction of Deckhouse. Continued
The window-frames are made of 7/8 stock about 51/2 wide, fitted in between the studs. The top is fitted first, and the sides are fitted against the top and should extend to the floor, to ensure the ...
-Correspondence 3
(No. 6.) Elkhart, Ind., Jan 27, 1902. I would like to know whether it is possible to make a call-bell telephone out of the following materials suitable for a line one mile long: Two ordinary ele...
-Leechman's Lecture. Motor Bicycles
His Topic, Motor Bicycles, attracted Record-breaking Attendance. At the last session of that admirable institution, the Cycle Engineers Institute,- of which America might profitably have a counte...
-A Wimshurst Influence Machine
E. II. Williamson, Jr. Almost the first piece of apparatus which the amateur in electrical experiments wishes to construct is a machine to generate statical electricity. It used to be called frict...
-A Wimshurst Influence Machine. Part 2
Before assembling the frame finally, it is well to put the wood into a moderately hot oven for half an hour and thoroughly bake it. After doing so, while the wood is still hot, coat it all over with w...
-A Wimshurst Influence Machine. Part 3
We will now take up the method of revolving the two plates in opposite directions. Purchase two cast-iron screw wall pulleys 4 diameter and remove the grooved wheels by knocking out the pins. Get a p...
-A Wimshurst Influence Machine. Part 4
Let us now try the machine and learn if it will work. In the first experiment we will remove the condensers temporarily, and setting the discharge balls within 1' of each other, we turn the crank of t...
-3/4 H. P. Gasoline Engine
C. E. Spaulding. It is the object of this article to furnish the reader with a design and description of a gasoline engine for light stationary use, in as few and plain words as possible, in order ...
-Books Received
Bookbinding, and the Care of Books. Douglas Cockerell. Appleton & Co., 156 Tremont Street, Boston. 342 pages, 5 x 71/2 inches. Cloth, $1.20 net; postage, 8 cents. Those who are interested in bookbi...
-The Metric System
The rapid expansion of the foreign trade of the United States seems likely to produce what years of argument have failed to do; that is, the. adoption of the metric system as the general standard for ...
-Mechanical Drawing. VI. Original Studies
Earnest T. Childs. The subject of sections and section lining has been generally discussed in the last two chapters, and the student needs merely to apply the principles contained therein to obtain...
-Making Prints
Frederick A. Draper. 1 he amateur photographer will have made but little progress towards artistic, results if the making of prints is not included in the work attempted. This is because the wide ...
-Ping-Pong, Or Table Tennis. How To Make The Necessary Parts
While not a new game, it is only during the last two seasons that table tennis has become well known and generally played in this country. Probably no indoor game affords more healthy exercise, togeth...
-Case For Shotgun Shells
J. A. Phillips. The little wooden case for shotgun shells which I have just made for my own use is a very handy article, and if a person can make it himself, is an inexpensive one also. I made my b...
-Studies In Electricity. VI. Magnetic Field and Polarity
The space all around a magnet over which the magnetic forces extend is termed the field. These forces vary in strength, being strongest near the poles and growing weaker as the distance from the pol...
-How To Make Cabinet Fittings Handycraft
The amateur woodworker, especially in the small towns, generally has trouble in procuring fittings, such as escutcheons, hinge-plates, etc.,. and it is the purpose of this article to show how they can...
-How To Build A Houseboat III. Interior Furnishings
Carl H. Clark. The carpenter and joiner work on the hull and house previously described about completes that portion of the work. All that remains is to put in the inside fittings and furnish acco...
-Venting Cooked Cores
Boston, Mass., March 7, 1902. As all foundry-men know, the making of a successful core requires a lot of time and patience. I speak now of crooked cores which require venting in every direction. A ...
-Correspondence 4
Our readers are invited to contribute to this department, but no responsibility is assumed for the opinions expressed in these communications. Letters for this department should be addressed to Edi...
-Wooden Turning Lathe Frame
A turning lathe adequate to the needs of most amateur workers costs more than many can afford to expend for this very desirable tool. By making the bed, drive-wheel and treadle here described, and pur...
-How To Build A Rowboat
C. R. Sawyer. No doubt many of our young friends are looking forward to the coming summer, and some are even planning what they will do. If a boy has a mechanical turn of mind, nothing will give h...
-Studies In Electricity. VII. Resistance
We have now to consider one of the most important laws of electrical science. It is known as Ohm's Law, being first formulated in 1827 by Dr. G. S. Ohm, a German mathematician, and is as follows : Th...
-The Construction Of A Small Storage Cell
H. F. Shepherd. The accompanying sketches and description apply to a small storage cell which has been found to give excellent results in practice. One of these cells, built by the writer, has been...
-Every Man His Own Weather Prophet
Prof. Willis L. Moore, the chief of the Weather Bureau, in a recent address, published in the Marine Review, says : Any intelligent person, by studying the few simple principles on which the daily...
-Mechanical Drawing. VII. The Assembly
Earnest T. Childs. The amateur who has closely followed these talks on mechanical drawing, and who has applied himself sufficiently to have completed reproductions of the specimen drawings which h...
-Photography. Intensification And Reduction
The conditions under which photographic plates are exposed and developed vary so greatly that rarely is it possible to secure a perfectly satisfactory negative. Some will be thin in opacity, with cont...
-Water For Photography
In photographic formulas, and many of the processes, the requirement of pure or distilled water is general. To secure good results, it is absolutely necessary that this condition be observed ; and it ...
-Photographic Scales
The photographer who does his own developing and printing has frequent use for a pair of scales. Following is the description of how a very serviceable pair can easily be made at slight expense. Fo...
-A Sundial
In these days of church clocks and dollar watches a sundial may not be necessary as a means of learning the time of day, but as an ornament for the lawn and as a reminder of days long past it serves a...
-Fishing By Electric Light
The electric light equipment here described will add much to the interest, and, if the fish are in the right mood, to the length of the string of an evening's fishing. The necessary materials are : a ...
-Holder For Grinding Tools
The little devices shown in the accompanying illustration will be found of much assistance when grinding chisels, planes and similar tools. This holder keeps the tools always at the same angle, and al...
-The Osmium Lamp
The Welsbach osmium incandescent electric lamp was shown for the first time in public at a recent meeting of the Electrotechnical Union in Vienna. Osmium is a metal of the platinum group, and is found...
-Voltmeters. How to Connect and How to Use Them
Professor Tell, in Steam Engineering. A voltmeter is an instrument that indicates the voltage, or electro-motive force, that acts in a circuit. Electro-motive force is the force that impels acurren...
-Voltmeters. How to Connect and How to Use Them. Continued
The connections of a voltmeter on a switchboard are very simple and easily traced out, but for the purpose of making the matter perfectly clear Fig. 3, which shows the connections in the plainest poss...
-Correspondence 5
Our readers are invited to contribute to this department, but no responsibility is assumed for the opinions expressed in these communications. Letters for this department should be addressed to Edi...
-How Wireless Telegraphy Apparatus is Made and Operated. I. The Spark Coil
R. C. Browne. When robbed of technicalities, wireless telegraphy consists of simply creating a disturbance or vibration of the electric ether of the universe and detecting the same at some distant ...
-An Electric Wind-Vane
Paul M. Benedict. If one takes any interest in meteorology it fre-quently happens that it would be very convenient to be able to know the direction from which the wind is blowing without going out-...
-Science Brevities
Infected Rats and Plagues.- The discovery that the plague is disseminated by rats will necessitate a new international congress to discuss the matter of infectious diseases, declares a contributor ...
-How To Make A Powerful Bichromate Battery
J. Pike, in the Model Engineer. Although bichromate cells are easily made and put together, as a rule - however suitable they may be for lighting purposes - if there is heavy work to be done, as in...
-Studies In Electricity. VIII. Resistance In Circuits
In the last chapter the resistance offered by conductors to the passage of the electric current was considered. If we examine different points of a circuit by means of suitable instruments, we will di...
-Useful Recreation
How much thought do you give to the use of leisure time, - to the minutes and hours given to recreation and sport ? Have you ever considered that this time, or a portion of it, could be made more use...
-Mechanical Drawing. VIII. Draughtsmen's Scales
Earnest T. Childs. In the first talk on Mechanical Drawing under the heading of Instruments, Their Use and Care, a brief description was given of one class of scale, commonly known as the Archi...
-Proportions For U. S. Standard V. Threads
U. S. Standard Thread. Strength. Thread For Rough Iron Sizes. Diameter Screw. Threads per inch. Diameter at Root of Thread. Diameter of ...
-Photography. Orthochromatic Plates
To the beginner in photographic work the use of other than an ordinary plate seems surrounded with difficulties which deter many from making trials that would he exceedingly profitable as well as inte...
-Pinholes In Negatives
The inexperienced amateur often finds in his negatives small pinholes, which cause dark spots to appear in the print. As careful workers are rarely troubled by them, the cause must be one which may be...
-A Model Steamboat
Wm. M. Francis. When I was a boy I made several small boats which were propelled by steam or clockworks, some using paddle wheels and others were propellers (screw). I have recently made one for my...
-A Model Steamboat. Continued
Fig. 3. Open it a little at five or six points in the length, and with an awl or small drill put some holes through so that the keel may be bradded to the hull, but do not put the keel on until...
-An Easily Made Ice-Chest
M. H. Warren. The ice-chest here described was made for a summer camp. Ice had to be carried three miles in a boat, and without ice the provisions spoiled. A box sunk in the ground had previously ...
-Hot-Air Balloons
M. I. Jones. For several years I have concluded my 4th of July celebration by sending up several hot-air balloons, and as my companions have found the event one of much enjoyment, I presume many of...
-Old Dutch Furniture VI. Hall Mirror
John F. Adams. The hall mirror here described is designed as a companion piece to the settle given in the March number of this magazine. The frame should be made of selected quartered oak 7/8 thic...
-How to Color Electric Lamps
Very often much effectiveness can be worked out in a window trim with the aid of colored lights, says the Dry Goods Reporter. Colored lights are expensive. The following formula will explain how to co...
-A Great Opportunity
The management of the American School of Corre-spondence and that of the Armour Institute of Technology have found it wise and desirable to co-operate in providing technical education by correspondenc...
-Wireless Telegraphy Apparatus. II. Receiving Instruments
R. C. Browne. For detecting the messages that are sent out by the apparatus described in the last article, we will have to build a set of receiving instruments consisting of the well-known telegra...
-An Electric Flash Torch
The electric flash torch here described is easily made at an expense of about $1.00. The materials required are a miniature lamp of three or four candle-power, with porcelain base ; dry battery for sa...
-The Wheatstone Bridge
For rapid and accurate comparison of known with unknown resistances of various lengths of wire, lamps, etc., an instrument known as a Wheatstone bridge is employed. It was invented by Christie, but...
-Studies In Electricity. IX. Electric Energy
The water stored in a reservoir is conveyed by a pipe to a mill, where it may be converted into mechanical energy. The quantity of water passing depends upon the rate of flow and the time during which...
-An Easily Made Wardrobe
S. Voices. To make this piece of furniture get the following material, all whitewood: 2 boards 1 3 wide 7'long and 7/8 thick. 2 V 8' 3! 7/8. at 8 2 10 8' 7/8I 1...
-Pyramid - A New Game. How to Make and Play It
Frank N. Wilson. This game is designed to afford amusement in the limited space of a dining-room, the dining-table being used as part of the equipment. The illustration will show the general design...
-To Our Readers 4
The June issue of this magazine, by an unfortunate mistake, was printed upon the wrong kind of paper. A reprint has been made upon the regular paper. Any of our readers who contemplate binding the mag...
-A Home-Made Gramaphone
R. A. Warner. The object of this article is to tell how the writer constructed, from material costing less than'one dollar, a talking-machine, using the disc records, with which many a pleasant eve...
-How To Build A Shop Fan
Charles Herrman. Wherever there is shafting running, thus supplying a source of power, and the summer heat is felt, thus calling for an artificial breeze, there is room for the ingenuity of the ama...
-Photography. A Home-made Enlarging Apparatus
The amateur photographer, with a 4 x 3 camera, who has reached the ability to make good negatives, usually has a growing desire to make enlargements. The cost of an enlarging apparatus is often more t...
-Picture Photography
To many beginners in photography there eventually comes a time when a sufficient number of negatives of friends, the interior and exterior of the home, the cat, dog and other household pets, etc., hav...
-Making Hammocks. I. A Net Hammock
E. H. Perkins. In making a hammock, a little practice in tying the knots is advisable as the first step. The peculiar yank which brings it to the desired position, and also pulls it taut, is soon g...
-A Chest Machine
M. L. Bell. The chest machine which I have described may easily be made by any one at a very slight expense. The wooden parts of this machine were made from pine and then varnished; but if preferr...
-Calcium Carbide As An Insecticide
For several years past the vineyards in the important wine-growing district of Beaujolais have suffered greatly from the attacks of numerous flying insects, the most important of which is known as the...
-New Theory Of Wireless Telegraphy
That wireless telegraphy depends on disturbances of potential in the earth, regarded as an electrically charged sphere, rather than on Hertzian waves, as is usually supposed, is maintained by Rankin K...
-How To Make An Astatic Galvanometer
R. C. Browne. The herein-described instrument if carefully made will be found extremely useful in detecting minute currents of electricity, and for use in connection with the Wheatstone bridge desc...
-A Lightning Arrester
R. C. Browne. The lightning arrester here described can easily be made, and will work well in connection with the wireless-telegraphy apparatus recently described in this magazine. To make it, proc...
-An Electric Shocking Machine
William Slyke. A strong shocking machine can be made from an ordinary electric bell in the following manner: Remove the gong from a good size electric bell and then screw the rest of the bell to...
-Studies In Electricity. X. The Dynamo
In the last chapter the generating of a current by means of a dynamo-electric machine was briefly considered. The reversal of the direction of the current induced by the motion of the coil of wire, as...
-Are Ships' Rudders Too Large?
Have shipbuilders for years past been making the ship's rudder too large ? If so, no man can estimate the thousands of tons of coal which have been wasted on our ocean steamer lines. The American Ship...
-A Model Electric Railway. I. The Track
A model electric railway probably affords more pleasure and instructive occupation for leisure time than anything which an amateur can make. Many of the readers of this magazine will undoubtedly be in...
-How To Make A Tent
T. C. Prentiss. A tent suitable for a small camping party or for children to play in can easily be made by any one who can run a sewing-machine. The shape here described is known as an A, or wedge...
-To Our Readers 5
Many readers of this magazine who are now enjoying their summer vacations have utilized a portion of their time in securing new subscribers, obtaining premiums, and thus adding many useful tools to th...
-How To Make A Kitchen Cabinet
John F. Adams. One of the greatest step-savers for the house-wife is a kitchen cabinet, and but comparatively few know its value. It places within easy reach all the necessary utensils and articles...
-How To Make A Kitchen Cabinet. Continued
The drawer is 303/4 long, 4 deep, and 18 or 20 wide. The front piece is rabbeted on each end to receive the side pieces, only about 1/4 of wood being left on the front side. The side pieces are n...
-Hammock Making. II. Canvas Hammocks
E. H. Perkins. Hammocks made from this material are by many people considered the most satisfactory. A stout piece of denim may also be used if a colored hammock is desired. They may be made with o...
-Photography. The Dark-Room
The dark-room, to the amateur, is frequently a difficult matter to secure, if the appointments are to be handy of access and use. If a bathroom is available, a little work and a small expenditure for ...
-Pin-Hole Photography
F. C. Baker in Western Camera Notes. One of the most interesting phases of photography to the amateur who happens to be of an experimental and pottering turn of mind is pin-hole, or, as it is ca...
-A Folding Box-Kite
A box-kite is one of the most entertaining forms of kite which can be made, and is of special value in wireless telegraphy where a pole is not available. A very convenient size, with a pull which will...
-A Summer Bungalow
Dr. C. Gilbert Percival in the Brown Book. It is because a great many persons suffer themselves to live in 6tifling cities throughout the hot weather, who, if they did but know it, could possess an...
-Correspondence 6
Our readers are invited to contribute to this department, but no responsibility is assumed for the opinions expressed in these communications. Letters for this department should be addiressed to Ed...
-How To Make A Telegraph Relay
R. C. Browne. A relay, carefully made according to the following directions, will prove a serviceable and extremely sensitive apparatus, suitable for many experiments in wireless or line telegraphy...
-An Electric Indicator
William Slyke. In a house where there are several entrances and rooms, and electric connections are desired to ring a call bell, an instrument called an annunciator or indicator is used. Bells of d...
-Studies In Electricity. XI. Parts Of The Dynamo
As mentioned in previous chapters, the held of a dynamo provides the lines of magnetic force in which the coils of the armature revolves, cutting these lines of force and thus generating an electro-mo...
-Wood Turning For Amateurs. I. History Of The Lathe
F. W. Putnam, Instructor Manual Training School, Lowell, Mass. The amateur who is anxious to learn something of the art of wood turning has doubtless found, in hunting for information, that there ...
-History Of The Lathe
In its simplest form - a form which is still employed by the natives of India - the lathe consists of two upright posts, each carrying a fixed pin or dead centre, between which the stock to be turned ...
-Modern Lathes
The types of modern lathes are as varied as are the occupations of those who use them. The mechanic, the soft-wood turner, and the amateur, for instance, differ so greatly in their requirements that l...
-Bookbinding At Home. I. Sewing Frame
In many a household there accumulates magazines and other printed matter which the possessor does not wish to throw away, and yet does not care to go to the expense of sending them to the bindery to b...
-To Our Readers 6
The delay in receiving material necessary to the equipment of our own publishing plant, has delayed the issuing of this number. With the excellent facilities now possessed for the work, future numbers...
-Projection. I. Planes
Earnest T. Childs. Projection, or descriptive geometry, treats of the delineation of solids, that is objects having length, breadth and thickness are represented or the flat surface of a sheet of p...
-A Reclining Chair
John F. Adams. Anyone making the reclining chair here described will find it a very comfortable one and requiring only ordinary skill to make. Care should be taken to lay out the work accurately so...
-Moulding and Casting Type Metal Patterns
F. W. Putnam. Type metal has been used with good success by the writer in the casting of small patterns, the castings obtained being generally very smooth and with very few blowholes. The purpos...
-Moulding and Casting Type Metal Patterns. Continued
A Gate Cutter. Fig. 7 is a bent piece of sheet metal employed for cutting the gates from the bottom of the sprue hole to the edge of the mold. A Vent Wire is a small wire used for making openings t...
-Photography. A Retouching Desk
A negative is rarely so free from defects that some retouching is not necessary. Pin holes caused by dust or air bubbles during development are the most conspicuous faults common to the amateur photog...
-Model Electric Railway
II. The Motor Car. The design for the motor car here given is quite plain so that those who desire to make it will have no difficulty in procuring the required materials. It consists of a wooden fl...
-How To Make A Telephone. I. The Transmitter
Newman N. Holland While the electric telephone is probably the most wonderful instrument that has ever been produced, it is so simple in construction that it can be readily made without the necessi...
-Studies In Electricity. XII. Parts Of The Dynamo
The Commutator of a dynamo, of which previous mention has been made, is a very important part of the machine. Its function is to convey in part the successive pulsations of the currents generated by t...
-Model Electric Railway. III. Equipment And Connections
The equipment of the motor car provides a collector for taking the current from the third rail and conveying it to the motor, and a current re-verser which will enable the direction of the car to be...
-Chloride Of Silver Battery
R. C. Browne As the amateur electrician is usually interested in making small and compact batteries,which may readily be carried in the pocket or used for experiments, the following description of...
-Projection. II. Cubes And Shading
In the projection of solids, the dimensions of length, breadth and thickness, make necessary the use of more than one view for the presentation of an object, that its form and dimensions may be shown ...
-A Small Bookcase. John F. Adams
The bookcase here described may easily be made by anyone of ordinary skill, and will be found both attractive and convenient. The cupboard in the lower part gives a good place for the storage of pamph...
-Peat Development In Ontario
A. G. Seyfert, U. S. Consul at Stratford, Ont., writes that hundreds of thousands of dollars have been expended during the past few years in experiments by the different companies in the Province for ...
-How Do You Like The New Cover?
This number completes the first volume of this magazine. The cordial reception which has been accorded it by numerous readers in all sections of this country, have been most encouraging to the publish...
-Wood Turning For Amateurs. II. Description Of The Lathe
F. W. Putnam, Instructor Manual Training School, Lowell, Mass. First class lathes are now made by a number of concerns, and sold at very low prices, yet are not within the means of every amateur w...
-The Lathe Tools
As advancement in wood turning must be made step by step, a few simple tools are all that is necessary for the first efforts. These will consist of a few gouges and chisels, and a parting tool, shown ...
-A Binder For Magazines
Charles J. Bagley. Those who prefer to keep their numbers of Amateur Work in a cover, in book form, rather than to leave them loose, can make a convenient binder to take each number as it comes fro...
-How To Make An Aquarium
Frank Balsh. Few things are more interesting to the young lover of nature than a well stocked and properly cared for aquarium. I trust, therefore, that the following directions for making one, will...
-Rules For Making Glue
Glue, being an animal substance, must be kept sweet. To do this it is necessary to keep it cool after it is once dissolved and not in use. In all cases keep the glue kettle clean and sweet by cleaning...
-Photography. Turning Photographs Into Sketches
Allen Debevoise. - In the Photo-American. The essential parts of a photographic print are often wanted in preparing advertisements and other matter partly in type, and though I cannot draw very wel...
-New Food Plants In Yucatan
The gardens and fields of Yucatan are filled with succulent vegetables and odorous herbs unknown to the outer world, writes Edward Thompson, U. S. Consul' at Progresso. He also advises that in the c...
-A Signal Telegraph System
A. G. Holman, M. E. The proposed system is not an electric telegraph. It occupies a field of its own, and although not having the capacity or refinements of electric devices, it has the honor of an...
-How To Shake Chestnut Trees
The chestnuting season is now at hand, and gathering chestnuts will he one of the pleasures of many readers of this magazine. The simple device here described will make easy the shaking of the long, h...
-Trade Notes
Draftsmen who appreciate fine instruments will find it to their interest to secure the catalogue of Kolesch & Co., 138 Fulton St., New York. This firm make a specialty of Swiss instruments, which they...
-Amateur Work 1902 News
The Vancouver Power Company will soon undertake a novel piece of hydraulic engineering work in connection with an electric transmission project. A water-power electric generating station is located ne...
-Amateur Work 1902 News. Part 2
As electric railway was built on the ice across the river Neva at St. Petersburg, Russia, last winter, and cars crossed in safety for several months. There are few bridges at this point, says the Tram...
-Amateur Work 1902 News. Part 3
While it may sound strange, it is nevertheless true, that inquiries for automobiles are being made in Syria, says Cassier's Magazine. Only one specimen, an inferior second-hand French machine, so...
-Amateur Work 1902 News. Part 4
The Cauvery Falls electrical power transmission works in India, which have taken just under two years to construct, will be brought into operation this month, says the London Electrical Engineer. The ...
-Amateur Work 1902 News. Part 5
Schmidt, in comparing the economical value of coal and electricity as sources of energy, arrives at the conclusion that on the average only 30 per cent of energy is utilized in the former case, wherea...
-Amateur Work 1902 News. Part 6
An invention which is likely to revolutionize the watchmaking industry has been perfected by a Swiss watchmaker, David Perret of Marin, near Neuchatel. It is a watch which goes by electricity. It was ...
-Amateur Work 1902 News. Part 7
The consul-general at Yokohama, Japan, reports to the state department at Washington that the postal authorities are considering American automobiles for transporting the mails at Tokio. According ...
-Amateur Work 1902 News. Part 8
The United States is fairly running away from the rest of the world in the production of iron and steel. For the first half of the present calendar year, the production was 8,803,574 tons, an increase...
-Amateur Work 1902 News. Part 9
If you entertain the supposition that any real success, in great things or in small, ever was or could be wrested from Fortune by fits and starts leave that wrong idea here. - Bleak House. The tota...
-Amateur Work 1902 News. Part 10
A railroad company in Pennsylvania prevented the striking miners in its coal mines from interfering with non-union workmen, who were employed in pumping water out of the mines, by building a barbed-wi...
-Amateur Work 1902 News. Part 11
While the average man knows that the coaster brake saves a deal of pedaling in a day's ride or a week's ride, authenticated records of such savings are rare. The most extended record of the sort of wh...
-Amateur Work 1902 News. Part 12
A dispatch from Memphis, Tenn., says that the Southern Pacific Railroad is making elaborate preparations for the use of oil as fuel through that system. The company intend to establish steel tanks of ...
-Amateur Work 1902 News. Part 13
Details of a contract between Signor Marconi and the Canadian government, by virtue of which the Canadians have been promised a new transatlantic telegraphic rate of 10 cents a word for ordinary messa...
-Amateur Work 1902 News. Part 14
Enlarge your outfit of tools by securing the premiums offered for new subscribers. A wireless telegraph system is being installed between Banana and Ambrizette, and the cable terminals, in the Cong...
-Amateur Work 1902 News. Part 15
In spite of its enormous size, says The Scientific American, the Cathedral of Notre Dame in Paris has hitherto been lighted by wax candles, as gas, it was thought, would damage the walls and valuab...
-Amateur Work 1902 News. Part 16
M. Edward Brauly, the well-known French electrician, who has lately been interested in the problem of wireless telegraphy, says The Scientific American, has perfected a device which will considerably ...









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