Facts about processes, pigments, and vehicles : a manual for art students (1895)
Laurie, A. P. (Arthur Pillans), 1861-1949 · London ; New York : Macmillan · leaf 101
84 PROCESSES, PIGMENTS, AND VEHICLES is first steeped in a solution of ' bichromate of potash' and then exposed to light, it becomes insoluble in hot water. Similarly, albumen and bitumen properly prepared can be rendered insoluble. This fact is the basis of most repro- ductive processes, and we… … PROCESS BLOCK. LINE WOEK "WITH NO HALF-TONES tion of the production of a process block of a line-drawing, without any half-tones. The artist's drawing is illuminated, usually by an electric light, and placed outside a camera and a negative obtained, just as in ordinary portrait photography, with…
Painting · Artists' materials · Color
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