Application of dyestuffs to textiles, paper, leather and other materials (1920)
Matthews, J. Merritt (Joseph Merritt), 1874-1931 · New York, Wiley · leaf 440
THE SODA VAT 421 for twenty-four to forty-eight hours together with a Httle caustic soda andwater. This is to insure its being converted into an impalpably fine powder,otherwise its reduction in the vat uill be difficult and incomplete. (c) The soda vat does not make use of woad, but otherwise it… … \^222^2^^S^m
Dyes and dyeing · Textile fabrics
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