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The grammar of photo-engraving : containing instruction in drawing, chemistry and optics, as applied to photo-engraving, and a practical treatise on the art of half-tone, zinc etching, swelled gelatine, lithotype and chalk plate engraving, as practiced in the United States (1895)

Farquhar, H. D. (Harry D.), Eder, Josef Maria, 1855-1944 · London : Dawbard & Ward · leaf 54

An illustration from The grammar of photo-engraving : containing instruction in drawing, chemistry and optics, as applied to photo-engraving, and a practical treatise on the art of half-tone, zinc etching, swelled gelatine, lithotype and chalk plate engraving, as practiced in the United States, 1895, leaf 54
49 THE GRAMMAR OF PHOTO- ENGRAVING. kits with glass corners. This arrangement admits of the use of four different sized plates only. As this is, at times, a great disadvantage, it is advisable to procure a holder that takes any sized plate. They can be ordered with the camera in place of the old… … Fig. 17 A copy board made to slide back and forth is placed on the end of the swing in front of the camera. Upon this the draw- ing is tacked. With this arrangement, if the camera or copy should accidentally be moved, there is no danger of the nega- tive being spoiled, as all move together. It is…

Photoengraving

Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.

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