Application of dyestuffs to textiles, paper, leather and other materials (1920)
Matthews, J. Merritt (Joseph Merritt), 1874-1931 · New York, Wiley · leaf 606
he coloring matter. CHEMICAL THEORY 587 the liquid by means of capillary action, and it will furthermore be noticedthat after a time two distinct areas will be noticed on the strip of paper, theone, next to the surface of the liquid, will be colored (the same as the solu-tion itself), while the… … Fig. 277.—High-speed Spring Beetling Machine. (Mather & Piatt.) portion may readily be shown. This fact would seem to vitiate (to a greatextent at least) the testimony offered above in favor of the chemical theory;i.e., that in dyeing wool with a solution of Magenta, the color-base wastaken up…
Dyes and dyeing · Textile fabrics
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