Study No. 1. Portrait by Ryland W. Phillips, Philadelphia, Pa. This picture was made in an operating-room 45 x 25 feet, under a top and side light. The light was diffused with muslin curtains and controlled with dark opaque shades on spring rollers. The lens used was a Portrait Unar; focal length 19 inches; stop used, open and diffused; exposure given, 2 seconds; plate used, Seed 27 Gilt-Edge, developed in Pyro. The negative was built up locally while developing in a weak developer. The negative was first made on a very dark background and the background afterwards worked in on the back of the negative after flowing it with ground-glass substitute. The printing process was Willis & Clements Platinum CC. Frontispiece.

Study No. 2. Portrait by John H. Garo, Boston, Mass. This picture was made in an operating room 34 x 45 feet with a top and side light; size of light 20 x 22 feet. The light was used wide open without any diffusing curtains. The lens used was a No. 10 Goerz, Series III; focal length, 22 inches; stop used, open diaphragm; exposure given, 2 seconds; plate used was 20 x 24, Seed's 27 Gilt-Edge; negative developed in Pyro; printing process, Willis & Clements Platinum paper. (See Page 23.)

Study No. 3. A portrait by Rudolf Eickemeyer, New York, N. Y. Subject, "A Ranchman." The picture was made in an operating room 20 x 30 feet. The style of light was a side and slanting top; size of light, 8 x 10 feet. The light was used wide open. The lens used was a Dall-meyer; focal length, 14 inches; stop used, open; exposure given was 4 seconds; plate used, Seed's, developed with Pyro-Soda with no after manipulations; printing process, Sepia Platinum. The subject was placed sufficiently far from the light to give an angle of 45 degrees. (See Page 24.)

Study No. 5. Portrait by Burr Mcintosh, New York, N. Y. The portrait was made in an operating room about 20 x 20 feet; style of light used was side and top; size of light about 15 feet high by 17 feet wide. The light was diffused with light curtains; lens used was a Goerz; plate used, regular; developer, Pyro-Acetone with after manipulation. (See Page 40.)

Study No. 7. Portrait by Will Towles, Washington, D. C. This picture was made in an operating room 18 x feet; style of light used, single-slant with angle of 50 degrees, west light, with building close by running 20 feet higher than the skylight; size of light used 12x17 feet. The light was used wide open without curtains; the lens used was an old series, 12x15 Dallmeyer; focal length, 19 inches; stop used, wide open; exposure, 5 seconds; plate used. Hammer Red Label; developer, Pyro-Acetone, with no after manipulations; printing process, backed Aristo Platino sepia tone. The picture was mounted on a deep sepia colored mount. (See Page 65.)

Study No. 8. Portrait by Pirie MacDonald, New York, N. Y. The sitting was made 12 feet from a single window, by the side of which were three Cooper-Hewitt tubes, the bottom of which were 6 feet 6 inches from the floor, the exposure being one and one-half seconds. The plate used was an ordinary Cramer and was developed with Pyro. There was no after manipulation of the plate and absolutely no retouching. In other words, it is entirely the product of the light and the plate. The print was made on Sepia Platinum paper. (See Page 66.)

Study No. 9. By Homeier & Clark, Richmond, Va. This picture was made by an ordinary light diffused with curtains; lens used, Dallmeyer Rapid Rectilinear, 10 x 12; stop used, wide open; exposure given, 3 seconds; plate used, Seed Regular, developed with Pyro. Negative was locally reduced after developing. Printing process, Carbon. (See Page 71.)

Study No. 11. Portrait by E. A. Brush, Minneapolis, Minn. This picture was made in an operating-room 21 x 44 feet, under a single-slant light, 15 x 18 feet. The light was used wide open with a light controlling screen; the lens used was a 3-A Dallmeyer; plate used, regular single coated, developed in Pyro and printed on Angelo Platinum paper. The border effects are all obtained by double printing. The final print was mounted on a very deep brown card with only a quarter-inch margin. (See Page 85.)

Study No. 12. Portrait by Mary Carnell, Philadelphia, Pa. This picture was made in an operating room, 17 x 45 feet. Style of light, single-slant, ground-glass; size of light, 12x18 feet; skylight diffused with white curtains; lens used was a Bausch & Lomb Universal Portrait, Series A.; plate used, Seed's 26-X, developed with Pyro with no after manipulations. The print was made on Carbon. (See Page 86.)

Study No. 13. Portrait by A. F. Wright & Co., Wilkes-barre, Pa. The sitting was made in an operating-room, 20 x 35 feet; style of light used, side and top; size of light, 10 x 22 feet. The side light was entirely cut off with opaque shades; the top shades were drawn down, leaving an opening in the lower portion of the top light of a space about 4x4 feet. Also used opaque screen very close to the sitter with about one foot square opening in the screen and allowed the light to fall through this opening upon the face. The lens used was a 3-B Dallmeyer with a second largest stop, 6 seconds exposure; plate used was a Standard ordinary, developed with Pyro. The background and drapery were slightly reduced after development and print was made on Angelo Sepia Platinum paper. (See Page 114.)

Study No. 14. Portrait by Knaffl Bros., Knoxville, Tenn. This picture was made in an operating-room 20 x 40 feet; style of light used, single-slant; size of light, 14 x 20. The light was diffused with white curtains; the lens used was a Bausch & Lomb; plate used, regular ordinary plate developed in Pyro with no after manipulation. The print was made on Platinum paper, with white background washed in. (See Page 122.)

Study No. 15. Portrait by B. J. Falk, New York, N. Y. This picture was made in an operating-room, 25x30 feet; style of light used, single-slant top light; size of light, about 15 feet wide and 16 feet long. The light was controlled with a portable head screen in conjunction with opaque shades attached to skylight. The lens used was a Hermagis; focal length, 12 inches. Regular ordinary plates were used and developed with Ortol; the print was made on Sepia Platinum paper mounted on parchment. (See Page 130.)