Bromide paper : instructions for contact printing and enlarging (1896)
Just, E. A · Bradford : P. Lund, Humphries · leaf 137
COMM ERCIAL APPARATUS. … arrangement may be exceeding^ly simple and cheap, if the size of the enlargements be limited. Thus, for instance, the enlarging camera re- presented in fig. 22 for natural light, may also be conveniently used for artificial light sources, but it will be advisable to use a matt screen. The vertical…
Photography
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.
