London: Marion & Co., 1900. Senior, Edgar. First edition. 8vo., vii, 341 pp., 81 pp. adverts, text illustrations. Publisher's cloth. Light wear tobinding. Very good. Item #26539
Divided into three sections: Section I, by Thomas Bolas. HISTORICAL DEVELOPMENT OF HELIOCHROMY - GENERAL SURVEY OF PROCESSES - DIRECT HELIOCHROMES ON SILVER CHLORIDE. Section II, by Alexander A.K. Tallent. TRI-COLOUR PHOTOGRAPHY. Section III, by Edgar Senior. LIPPMANN'S PROCESS OF INTERFERENCE HELIOCHROMY. An important historical survey and manual for the most viable color processes of the period.
Roosens and Salu No. 2219.