Carbon printing : containing explicit instructions for professional and amateur photographers (1897)
Bölte, Max, author, E. & H.T. Anthony (Firm), issuing body · New York : E. & H.T. Anthony & Co. · leaf 12
openings should be made. There must be provided a board on which the zinc tray C, can rest, which must be filled with chloride of lime. A door must also be made by which this tray may be introduced and withdrawn, of course also light-tight. As the tray is rather long, it will be best to make the… … round and of 3 inches diameter. Attach to it the chimney tube, D. This tube must have an elbow and a perforation at the height of the top of the case or above, for the introduction of the gas-burner. If no gas can be obtained, the tube should be provided with a drum or a cone, and in it should be…
Photography
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.
