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Preparing and Dyeing Silk

New silk is banded in the same manner as cotton (see No. 122), in quantities convenient for making up into skeins when finished. canvas bags and boiled three or four hours in After banding, it is tied up carefully in fine strong soap-water to remove all the gum.

Yellow silk must be first worked on sticks for an hour in a solution of soft soap at a temperature of about 200° Fahr., and then boiled in It is then washed from the soap and hour in a bath with 3 ounces bichromate of potassa, 4 ounces alum; lift, and expose to a strong soap solution at nearly boiling point Silk goods to be re-dyed must be steeped in the air for some time; then work for an hour for a few hours, to remove all stains and in a second bath with 2 pounds fustic, 3+ grease; they are then washed, and if the color pounds logwood; wash out and dry. By on them is light and equal, and they are to be comparing these last two receipts it will be dyed dark, then no further preparation is reseen that the different shades are produced by quired ; but if the color is unequal, they must varying the proportions of the same dye-stuffs, be soaked for 15 minutes in a sour (see No. and will serve as a guide for other shades of