. . .m water, add a small handful of starch, and enter feathers, rubbing them around thoroughly, and getting the starch rubbed into the flues; then add to bath a small quantity of copperas, about the size of a bean, and re-enter your feathers and let remain in bath about one minute or less; after which add a few drops of logwood liquor and about a teaspoonful of diluted aniline brown, first removing feathers from bath; enter feathers and let remain in bath about one minute, being careful to keep them moving in bath. If found a little too brown to match your sample, a small pinch of turmeric added to bath will reduce the shade. If they are found a little too yellow for sample, a drop of diluted violet will answer.

If the dyer, through his own carelessness, should allow his color to get too dark, proceed to extract color as follows: dilute in about one gallon of luke warm water one-half teaspoonful of oxalic acid. Enter feathers, first rinsing off starch in cold wa. . . Read More