A complete treatise on the art of retouching photographic negatives, and clear directions how to finish & colour photographs (1886)
Johnson, Robert (Writer on photography), author · London : Marion and Co. · leaf 129
e provided in a simple manner, and can be used sepa- rately and independently. Reversing Frame. — No Cam- era can be said to be complete without this useful movement. This simply consists of the frame into which the dark slide is in- serted, being made to turn on its side, so that the slide may be… … Every part of the Camera is of the best workmanship, and its principal features are fully protected by sealed patent. Prices as below. For Plates ..... 6^ x 4|, £800 ,, . . . . 8^x6*, 9 10 0 ,, . . . . io x 8, 11 5 0 MARION & CO., 22 and 23 Soho Square, London, W.
Photography
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.
