Hydron blue pat. and hydron violet pat. printed on cotton (1900)
Cassella Color Company · New York : Cassella Color Co. · leaf 30
35 °/n Hydron Brown OG pat. Powder 0,5 °/0 Hydron Blue G pat. Paste 20 % 0,35 °/o Hydron Blue R pat. Paste 20°/o 0,13 o/0 Hydron Blue R pat. Paste 20% 0,35<>/o Hydron Yellow G pat. Paste 20°/o 0,13o/o Hydron Brown OG pat. Powder 95 1 0/0 Hydron Brown OG pat. Powder 0,4o/o Hydron Blue G pat. Paste… … CASSELLA COLOR COMPANY, NEW YORK.
Dyes and dyeing
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.
