178. Olive Drab

178.    Olive Drab. Work for 15 minutes in 1/2 pound sumach; lift, and add 1 ounce copperas, and work 15 minutes more; wash in water, then work for 20 minutes in water with 1/2 pound fustic; lift, and add 1 ounce alum, and work for 10 minutes and dry.

179. Drab

179.    Drab. To a tub of hot water add 1 pint annotto preparation {see No. 95 (To prepare Annotto)), which gives a light salmon color; then proceed as for olive drab in last receipt. By varying the quantities a great variety of tints may be obtained.

180. Stone Color

180.    Stone Color. Work the goods 20 minutes in a decoction of 1 pound sumach; lift, and add 1 ounce copperas in solution; work for 15 minutes, and wash in cold water; then work 10 minutes in warm water containing 1/2 pint alum plumb {see No. 114 (Alum Plumb));

wring out and dry. This gives a reddish tint, which may be avoided by using a solution of 1/2 ounce of alum instead of the alum plumb.

181. Catechu Stone Drab

181.    Catechu Stone Drab. Work the goods 15 minutes in hot water containing 2 pints prepared catechu {see No. 96 (To prepare Catechu)); lift, and add 2 ounces copperas in solution; work for 15 minutes, and wash in water, then work for 10 minutes in a tub of warm water containing a decoction of 2 ounces logwood; lift, and add 1/2 ounce alum; work 10 minutes more, wring out and dry.

182. Catechu Drab

182.    Catechu Drab. Work for 15 minutes in hot water containing 1 pint prepared catechu (see No. 96 (To prepare Catechu)); lift, and add 1 ounce copperas; work 10 minutes; wash out and dry. A variety of tints may be obtained by finishing in a weak decoction of one or other of the different dye-woods.

183. Chrome Dyes for Cotton Goods

183.    Chrome Dyes for Cotton Goods. The following recipes will serve to illustrate the use and value of chrome (bichromate of potassa) as a dyeing agent. The quantities given are for dyeing 10 pounds weight of cotton, and may be increased or diminished in proportion, according to the quantity of goods to be dyed.

184. Light Straw

184.    Light Straw. To a tub of cold water add 4 ounces acetate of lead, previously dissolved; work the goods through this for 15 minutes, and wring out; into another tub of water add 2 ounces bichromate of potassa; work the goods through this 10 minutes, wring out and pass again through the lead solution for 10 minutes; wash and dry.

185. Lemon Color

185.    Lemon Color. Into a tub of cold water put 1 pound acetate of lead, previously dissolved; work the goods in this for 15 minutes, and wring out; into another tub of cold water put 6 ounces bichromate of potassa in solution; work the goods for 15 minutes through this, and wring out; then work it 10 minutes in the lead solution; wring out, wash, and dry.

186. Deep Yellow

186.    Deep Yellow. To a tub of cold water add 1 pound acetate of lead, and 1 pound nitrate of lead in solution; work the goods in this for 30 minutes, and wring out; then to a tub of warm water add 12 ounces bichromate of potassa, and work the goods in it for 15 minutes; expose to the air for half an hour, then pass again through both solutions, working them the same time in each as before, and expose to the air for one hour; then pass them through the lead solution; wring out, wash and dry. If the color is not deep enough they may be passed through the solutions again, observing the same rules.