Colour-matching on textiles : a manual intended for the use of dyers, calico printers, and textile colour chemists (1901)
Paterson, David · London : Scott, Greenwood & Son ; New York : D. Van Nostrand Co. · leaf 42
25 DAYLIGHT. whiteness. It will be observed, therefore, that one window in a colour-matching laboratory is not nearly so serviceable as three or four windows facing the different directions. At •certain times of the day the colourist must choose the windows best suited for his purpose. Fig. 11. —… … Fig. 13. — Afternoon. Simple diagrams showing best diffused light during the day. Thus, in the forenoon, as will be seen from the simple diagrams, Fig. 11, the best diffused light comes from north and west ; at noon, Fig. 12, when the sun is south, the best light comes from the north and east ; in…
Dyes and dyeing · Color in the textile industries
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.