London: John W. Davies, [1862]. First edition. 16mo., vi, 80 pp., illustrations in text. Original gilt-titled cloth. A few stains and pencil markings within text block, as well as pencil notations on endpaper; otherwise, a very good copy. Item #26333

The author describes in detail this process, which is based on dry-collodion coatings; he discusses the problems of obtaining uniform sensitivity across coating surfaces and increasing speed to match that of wet plates.

Roosens and Salu No. 10305. Eder, J. M. HISTORY OF PHOTOGRAPHY p. 374 - 376. Gensheim - INCUNABULA No. 859.

Price: $210.00