A treatise on colour manufacture : a guide to the preparation, examination, and application of all the pigment colours in practical use (1908)
Zerr, Georg, Rübencamp, R. (Robert), Mayer, Charles · London : C. Griffin · leaf 60
type (Fig. 20) is equally capable of dealing with large quantities. With the exception of the screw spindie and nut all the parts are made of oak, of a strength corresponding to the high pressure. As is shown in Fig. 20 the press consists chiefly of a frame made of strong beams. The method of… … inwards all the way round, the box being closed by a tight-fitting lid, the head plate is put on, and the screw spindle is tightened in the manner described above. All the kinds of press used in colour works, the hydraulic press included, are based on the same principle, except that the power is…
Pigments · Coloring matter · Dyes and dyeing
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.
