New York: Berlin Aniline Works, [ca. 1900]. 12mo., 88, pp., [viii] blanks. Illustrations from engravings. Stiff paper wrappers, stain on rear wrapper. Signatures loose and laid-in wrappers; else very good. Item #29712
Discusses and describes Agfa developers in substance and ready for use, intensifiers, reducers, isolar plates and flat films. Includes useful tables for F stop settings for places and portraits, as well as time of day and month.