Bromide paper : instructions for contact printing and enlarging (1896)
Just, E. A · Bradford : P. Lund, Humphries · leaf 135
COMMERCIAL APPARATUS. I2g The use of the sciopticon for photographic purposes is hmited, as only negatives up to lantern size can be projecT:ed with it.^ In Fig. 26. using this apparatus it is necessary to take precautions, I. That the chimney of the apparatus is, if possible, con- … Fig. 27. ne(5fed with the air outside by connecfting it to the house chimney.
Photography
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.
