The immedial colours and their application on cotton (1901)
Leopold Cassella & Co., author · Frankfort o.M. : Leopold Cassella & Co. · leaf 121
III. III. … Immedial $lacl? pal. dyed iScinlis in Dycinq J]2ochincs. Immedial Black FF extra Immedial Black FF extra Immedial Black NB Immedial Black NB aftertreated t bichromate of potash and aftertreated with Immedial Black FF extra with ) chrome alum. aftertreated with bichromate of potash. aftertreated…
Dyes and dyeing · Color in the textile industries
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.