Toning bromide and other developed silver prints (1904)
Smith, R. E. Blake · London : Iliffe & Sons · leaf 125
XIU, ADVERTISEMENT?. LISTS FREE. WRATTENS London Plates - UNEQUALLED FOR ALL CLIMATES AND PURPOSES. WRATTEN & WAINWRIGHT, Croydon. … NEW for carbon, platino, and process A complete long-wearing instrument work. Slow paperdarkening in full sight. for ALL plates and all uses. N FW nilPFN RFF 1A/R Highest finish, silver plated, convex ivorine x front, in pocket case. A beautiful instrument. Both these at same price with U.S. dials.…
Photography
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.