Textile colour mixing : a manual intended for the use of dyers, calico printers, and colour chemists (1927)
Paterson, David, -1944 · London : Ernest Benn · leaf 38
16 TEXTILE COLOUR MIXING § 17. The readiest method of obtaining a spectrum for studying colour is by viewing with the prism a well- illuminated strip of white paper placed on a dark ground— say, a piece of black velvet material. Fig. 3 illustrates how this is best arranged. The refracting angle of… … where the spectrum will appear to the observer. The white strip of paper, on viewing through the prism, will appear coloured the various colours of the spectrum—red, green, and blue. As the rays which traverse a prism are bent, or refracted away from the refracting angle, as seen in Fig. 4, the…
Color in the textile industries · Dyes and dyeing · Spectrum analysis
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.
