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Artificial dye-stuffs; their nature, manufacture, and uses (1917)

Ramsey, Albert R. J, Weston, H. Claude (Hubert Claude) · London, Routledge; New York, Dutton · leaf 40

An illustration from Artificial dye-stuffs; their nature, manufacture, and uses, 1917, leaf 40 — All of the three fractions we have described areextremely important in the dye industry, as they arethe basis of many of the most valuable dye-stuffs. It has already been mentioned that the middle oilobtained by the distillation of tar is left to cool and COAL AND COAL-TAR 25 separate into a solid… … fA^-i-^^^ ^ ^^^ ^QZZZZZZZZZZZZZTTl

Dyes and dyeing

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