well exhausted of colour. The goods are now taken out and put into a fixing-bath of sumac or tannin, in which they are treated for fifteen minutes; to this same bath there is next added tartar emetic and 1 lb. sulphuric acid, and the working continued for a quarter of an hour, then the bath is heated to 160° F., when the goods are lifted, rinsed and dried. In the recipes the quantities of the dyes, sumac or tannin and tartar emetic are given only, the other ingredients and processes are the same in all.
Dark Blue.—2¼ lb. Janus dark blue B and ¼ lb. Janus green B in the dye-bath, and 16 lb. sumac extract and 2 lb. tartar emetic in the fixing-bath.
Blue Black.—3½ lb. Janus black I and ½ lb. Janus black II in the dye-bath, and 16 lb. sumac extract and 2 lb. tartar emetic in the fixing-bath.
Dark Brown.—2½ lb. Janus brown B, 1 lb. Janus black I, 3½ oz. Janus yellow G and 5 oz. Janus red B in the dye-bath, with 16 lb. sumac extract and 2 lb. tartar emetic in the fixing-bath.
Drab.—1½ oz. Janus yellow R, ¾ oz. Janus red B, 1 oz. Janus blue R and ¼ oz. Janus grey B B in the dye-bath, and 4 lb. sumac extract and 1 lb. tartar emetic in the fixing-bath.
Grey.—5 oz. Janus blue R, 3¼ oz. Janus grey B, 1½ oz. Janus yellow R and ¼ oz. Janus red B in the dye-bath, with 4 lb. sumach extract and 1 lb. tartar emetic in the fixing-bath.
Nut Brown.—1 lb. Janus brown R, 8 oz. Janus yellow R and 1½ oz. Janus blue B in the dye-bath, and 8 lb. sumac extract and 1 lb. tartar emetic in the fixing-bath.
Walnut Brown.—3 lb. Janus brown B, 1 lb. Janus red B, 1 lb. Janus yellow R, 1¼ oz. Janus green B in the dye-bath, with 8 lb. sumac extract and 1 lb. tartar emetic in the fixing-bath.
Crimson.—2½ lb. Janus red B and 8 oz. Janus claret red B in the dye-bath, with 8 lb. sumac extract and 1 lb. tartar emetic in the fixing-bath.