The application of the benzidine colours in all branches of printing . Bjed «iih: 4;o Benzo Pnrpnrine 10B. Dyed with: 40„ Beuzo Violet B. Mycd with: ;; ^; Benzol Jiroine Broivii Itl !? 2„BeuzoCbrouieBronii K

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Keywords: ., bookcentury1800, bookdecade1890, bookidapplicationo, bookyear1898