lb. tartar. Dye with 1 lb. Alizarine Brown paste.
_Violet Grey_.--Mordant as in the last recipe, and dye with 1 lb.
Alizarine Grey B.
_Pale Fawn_.--Mordant with 3 lb. bichromate of potash and 2-1/2 lb.
tartar, and dye with 4-1/2 lb. Alizarine Yellow, 13 oz. Alizarine
Brown, 11-1/2 oz. Alizarine Orange N, and 2 lb. acetic acid.
_Pale Stone_.--Mordant with 2 lb. bichromate of potash and 1-1/2 lb.
tartar. Dye with 13 oz. Alizarine Yellow and 1-1/4 lb. Alizarine
Brown.
_Dark Slate_.--Mordant with 3 lb. bichromate of potash and 2 lb.
tartar. Dye with 2-1/2 lb. Alizarine Blue D N W, and 10 oz. Alizarine
Yellow.
_Lavender Grey_.--Mordant with 2 lb. bichromate of potash and
1-1/2 lb. tartar. Dye with 13 oz. Alizarine Blue D N W, and 2 oz.
Galleine.
_Drab_.--Mordant as in the last recipe; then dye with 4 oz. Alizarine
Blue, 1-1/2 lb. Alizarine Yellow and 14 oz. Alizarine Brown.
_Drab_.--Mordant with 3 lb. bichromate of potash and 1 lb. (p. 167)
sulphuric acid, and dye with 1 lb. Gambine R.
_Dark Grey_.--Give a light indigo bottom in the vat, and then dye in a
bath containing 3/4 oz. Diamine Fast Red F, 3/4 oz. Anthracene
Yellow C, and 5 lb. acetate of ammonia. Work at the boil for half an
hour, then add 5 lb. bisulphate of soda, work half an hour longer,
then add 1 lb. fluoride of chrome, and work for another half hour at
the boil; then lift, wash and dry.
CHAPTER V. (p. 168)
DYEING UNION (MIXED COTTON AND WOOL) FABRICS.
There is now produced a great variety of textile fabrics of every
conceivable texture by combining the two fibres, cotton and wool, in a
number of ways. The variety of these fabrics has of late years
considerably increased, which increase may be largely ascribed to the
introduction of the direct dyeing colouring matters--the Diamine dyes,
the Benzo dyes, the Congo and the Zambesi dyes; for in the dyeing of
wool-cotton fabrics they have made a revolution. The dyer of union
fabrics, that is fabrics composed of wool and cotton, was formerly put
to great straits to obtain uniform shades on the fabrics supplied to
him owing to the difference in the affinity of the fibres for the
dye-stuffs then known. Now the direct dyes afford him a means of
easily dyeing a piece of cotton-wool cloth in any colour of a uniform
shade, while the production of two-coloured effects is much more under
his control, and has led to the increase
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