Halle/Salle: Wilhelm Knapp, 1899-1901. First editions. 4tos., 326 pp.; 323 pp., illustrated with graphs, charts, line drawings, and an occasional photographic plate. Volume I is comprised of 12 issues, January - December 1899, bound in half calf and cloth, hinges repaired, with a single Kodak Library stamp of the first printed leaf. Volume II, January 1900 - March 1901, has 9 of the 12 issues in original printed wrappers, of which No. 3, 6, and 8 are lacking; minor chipping to a few wrappers,housed in a custom made cloth clamshell box. Very good. Item #31029
Highly technical papers on the physics and chemistry of photography.