588

DYEING AND CALICO PRINTING.

No. g. Black (for Machine Work ).—Logwood liquor, at 12 0 Tw.

Gall liquor, at 9 0 Tw.

Red liquor, at 20° Tw. .. .

Iron liquor, at 24 0 Tw. . . .

Acetic acid .

Flour .

Starch ..

Boil well together, and add—

Gallipoli.

Turpentine .

No. 10. Chocolate (for Machine). —Red liquor, at 12 0 Tw. .. .

Iron liquor, at 24 0 Tw. .. .

Sulphate of coppper..

Nitrate of copper, at ioo° Tw.

Flour.

British gum (dark) .

1 gal.i quart.

3 lbs.

* lb-

1 pint.

1

24 gals.

4 gal-

3 lbs.

1 quart 8 ozs5 lbs.i lb.

No. ii. Chocolate {Block ).—

Red liquor, at 12° Tw. 24 gals.

Iron liquor, at 24° Tw. 4 gal.

Sulphate of copper . 4J lbs.

Nitrate of copper, at ioo° Tw. 3 pints 12 ozs

Pipe-clay.18 lbs.

Work up the pipe-clay well, and add—

Gum Senegal water, at 5 lbs. per gal. .. 14 gals.

No. 12. Dark Resist-Red {for Block Work ).—

Red liquor, at 22 0 Tw. > gal.

Sugar of lead, white . 5J ozs.

Sulphate of copper. 44 ,,

Dissolve, and mix up in it—

Pipe-clay. 6J lbs.

Meantime the following mixture is made separately :—

Red liquor, at 12° Tw. 2 quarts.

Flour.12 ozs.

Heat, and when boiling add—

Soft soap, melted. 4 lb.

When thoroughly dissolved add the former mixture, and next—

Red liquor, at 2° Tw. 4 gal.

Thickened as required with gum Senegal.

No. 13. Dark Resist-Red {for Machine Work ).—

Nitrate of zinc, at 36° Tw. 5 gals.

Water, sightened with peachwood . 24 ,,

Alum.124 lbs.

Acetate of lead . 10 lbs.

Heat till dissolved, and keep stirring while cooling, when thicken with—

Flour. 8 lbs.

British gum (dark). 14 ,,