[J] Half a tea cupful of water, and the same quantity of oil of vitriol, put into a bottle, the indigo to remain in twenty-four hours to dissolve.
BLUES.
Dissolve some indigo in oil of vitriol for twenty-four hours, put a couple of spoonfuls in your pot, add a little crystal of tartar, put in your hackles and boil, or at least keep them at a scalding heat, or the vitriol will burn the feathers, furs, &c., take them out, rinse them well, and the colour will be lasting.
If to the above liquor some fustic chips, well boiled by themselves, and the juice added, you may then have any shade of the best green.
A SILVER GREY.
Boil some fenugreek and a little alum half an hour, put in the white hackles, &c., and add a little pearlash and Brazil-wood, boil them gently an hour, rinse them, and your colour will be lasting.