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 25
20 THE GRAMMAR OF PHOTO-ENGRAVING. ascend more and more as we raise the horizon. The artist's position is termed the stand-point when drawing perspective. When looking through a window, if we were to trace on the surface of the glass the lines of the objects seen it would make … Fig. 5 Fig. 6 Fig. 7 a true perspective drawing of those objects. Suppose that a pane of glass is placed in front of the eye vertical to its axis. The rays which proceed from an object A, B, C, D, will Fig. 8 intersect the glass in the figure a, b, c, d, (Fig. 8). When such a figure is constructed…
Photoengraving
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.
