This section is from the "Henley's Twentieth Century Formulas Recipes Processes" encyclopedia, by Norman W. Henley and others.
To give lace curtains, etc., a cream color, take 1 part of chrysoidin and mix with 2 parts of dextrin and dissolve in 250 parts of water. The articles to be washed clean are plunged in this solution. About an ounce of chrysoidin is sufficient for 5 curtains.
Washing curtains in coffee will give them an ecru color, but the simplest way to color curtains is with "Philadelphia yellow" (G. or R. of the Berlin Aktiengesellschaft's scale).