2d, In a vacuum still for distilling oil, the use of a series or coil of steam pipe, placed horizontally, one under another, as a series of evaporating surfaces, substantially as and for the purposes above set forth.

3d, In a vacuum still for distilling oil, a series or coil of steam jet pipes, e, in combination with a series or coil of evaporating pipes, a, substantially as and for the purposes above set forth.

4th, Combining together a series of apparatus, such as hereinbefore described, for the purpose of procuring a continuous distillation of petroleum, each member of a series consisting of a vacuum still containing a coil of steam pipe as evaporating surfaces, and troughs for the gradual distillation of the oil, in combination with suitable condensing apparatus, substantially as and and for the purposes hereinbefore set forth.

5th, A vacuum residnum receiver D, connected to and in combination with a vacuum still, or a battery of such stills, substantially in the manner and for the purposes above set forth.

72,126.-DISTILLING HYDROCARBON OILS.-Herbert W. C. Tweddle, Pittsburg, Pa.

I claim, 1st, In distilling hydrocarbon oils, vaporizing the oil by causing it to flow in a thin film or layer over the surfaces of a series of heated pipes in a vacuum still, with or without the application of superheated steam, substantially as above described.

2d, The application of the process of distillation, hereinbefore described, to the re-distillation of fire-distilled oils, for the purpose of producing an oil similar to the refined oil of commerce, substantially as above set forth.

3d, Securing a continuous and complete distillation of hydrocarbon oils by causing the oil to flow over the surfaces of a succession of heated pipes in different vacuum stills, the temperature of such pipes increasing in each successive still, so as to drive off at first more volatile ingredients, and then those less so, and so on till only the residuum remains, substantially as hereinbefore described.

72,127.-GRAIN DRILL.-Joseph G. Yale, Cumberland Co, Pa.

I claim the quarti-elliptical shovel, B, with its base, E E', coming to a point at E, the rod, C, the rod, H, with thereon the balls, D and D', together with the funnel, A, all constructed and operating in the manner and for the purpose described.

72,128.-WINDOW-SASH STOP.-George R. Vanderbilt (assigner to himself, J. J. Lindstrom, and D. W. Stidolph), Mount Vernon, N.Y.

I claim, 1st, The two clamping plates, and the tightening bolt, combined and operated substantially as and for the purpose specified.

2d, The springs, arranged in relation to the plates, c d, substantially as and for the purpose specified.

72,129.-MUSICAL INSTRUMENTS.-George W. van Dusen, Williamsburg, N.Y.

I claim the combination and arrangement of lever, V, with finger piece, Y, at one end and stud, b, at the other valve, G, and air passage, E, closed by a flexible diaphragm, K, substantially as herein described, and for the purpose of producing, by means of air, an action upon any suitable sound-producing mechanism through the movement of a sheet or strip perforated, or in any other eqivalent manner prepared.

72,130.-WATER INDICATOR FOR BOILERS.-Andreas Vang, Chicago, Ill.

I claim the arrangement of the globe, a, arm, b, cylinder, c, indicator, f, and whistle, g, substantially as herein set forth.

72,131.-HORSE HAY FORK.-Oliver Vanorman, Ripon, Wis.

I claim the arrangement of the fork heads, B B', in the frame, A, and with the arms, C C', rollers, e e, and cords, D D, as and for the purpose set forth.

72,132.-WASHING MACHINE.-Lewis Vaughan, Rapids, O.

I claim the adjustable bottom, B, and spring lever, I, as arranged in combination with the roller, C, in the manner substantially as described.

72,133.-HAY RAKER AND LOADER.-Albert Vose, Pittsfield, assignor to himself and Ambros S. Vose, Randolph, Vt.

I claim, 1st, the fork arm, b, hinged or pivoted to the frame in line with the axle, and operated by means of friction blocks, as described.

2d, The friction blocks, d, in combination with fork arm, b, and eccentric levers, e, arranged as described.

3d, The fork arms, b, in combination with the freely-swiveling fork bar, o, operated as described.

4th, The forks, q, pivoted in swiveling bar, o, and operated by means of levers, v, and rods, cords, or chains, substantially as described.

5th, The levers, v, mounted on fork bars or arms, b, in combination with the fork, q, substantially as described.

6th, The combination of forks, q, spring, t, chains, w, and levers, v, with the fork arm, b, substantially as and for the purpose set forth.

7th, The means for opening and closing the lifting forks in combination with a means for operating the friction blocks, or their equivalent, whereby they are operated simultaneously, as described.

8th, The lever, e, for closing the forks and applying the friction blocks, as described, in combition with the arms, g, for releasing the same as described.

9th, The extension, x, of the pivoted fork bars, b, in combination with cords or chains, 5, operating as described.

10th, The curved or semicircular rake head, or its equivalent, arranged in rear of and operated in connection with the lifting fork, substantially as described.

72,134.-WASHING MACHINE.-George E. Wade, Jefferson City, Mo.

I claim the lever, M, the spiral metal plate, F, the wash boards, A and B, corrugated as shown, and the springs, c c' c". In combination with a common wash tub, when constructed, arranged, and operating substantially as shown and specified.

72,135.-BOLT AND RIVET MACHINE.-John Wakefield, Birmingham, England, assignor to Isaac Smith and William Fothergill Bartho.

I claim, 1st, the arrangement or combination, substantially as hereinbefore described, and illustrated in the accompanying drawings, of the vertical dies, b b, for cutting off and carrying the cut-off length of rod, and for shaping the head of the rivet or bolt, with the horizontal punch or die, m, for shaping the shank of the rivet or bolt, and upsetting the end of the rivet or bolt into a head in the vertical dies.