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The application of the benzidine colours in all branches of printing . Dyed with : s IMrc discharged nitli: 2,5„ Aiiraniin 0 Brilliant Green crystals. Dyed with : 5 % Diazo Bine (Beta Xaphtol) : discharged with: Persian berry Yellow- discharge. ^|[! [. Dyed with: 1°(, Brilliant Geranine B:discharged with: Il,, Methyl Violet 6B. Dyed with: Benzo Grey S extra: discharged with: 3% Rhodamine 6G, 2,) Brilliant Green. Persian berry Yellow ilischarge.
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Keywords: ., bookcentury1800, bookdecade1890, bookidapplicationo, bookyear1898