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 39
22 COLOUR-MATCHING ON TEXTILES. is a decided minimum in winter, from November to January, then a steady increase through the spring “months to the maximum in May, i.e., 14 per cent. Then there! comes a secondary minimum in June and July, to another maximum in August, when there follows a great fall… … Fig. 9. — Sunshine chart, showing percentage of sunshine throughout the year for Great Britain. 8 per cent, in September. A slight increase in October is fol- lowed by the fall to the winter minimum in November, the darkest month in all the year. § 15. Diffused Daylight. — The matching of colours,…
Dyes and dyeing · Color in the textile industries
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.