by William Crawford
It is subtitled “A history and working guide to early photographic processes”.
When I was in art school, at the University of Washington, this was my primary guide. It is no bible, because it is flawed in many respects—it contains many poor formulas, but it did get me experimenting with chemistry and making prints, and working out the key formulae for myself. I made very many cyanotypes and salted paper prints.
