Henley's Twentieth Century Formulas, Recipes and Processes

by Unknown

Green.—

I.—	Oxide of copper	8 parts
	Flint of glass	3 parts
	Flint	1 part
	Red lead	6 parts
	Grind, then take:
	Of above	1 part
	White glaze	6 parts
	Or stronger as required.
II.—	Red lead	60 parts
	Stone	24 parts
	Flint	12 parts
	Flint glass	12 parts
	China clay	3 parts
	Calcined oxide of copper	14 parts
	Oxide of cobalt	1/4 part
	Grind only.

Green Glaze, Best.—

III.—	Stone	80 parts
	Flint	8 parts
	Soda crystals	4 parts
	Borax	3 1/2 parts
	Niter	2 parts
	Whiting	2 parts
	Oxide of cobalt	1/4 part
	Glost fire, then take:
	Above frit	60 parts
	Red lead	57 parts
	Calcined oxide of copper	5 1/4 parts

Black.—

Red lead	24 parts
Raddle	4 parts
Manganese	4 parts
Flint	2 parts
Oxide of cobalt	2 parts
Carbonate of cobalt	2 parts

Glost fire.

White Glazes:

China.

I.—	Stone	6 parts
	Niter	2 parts
	Borax	12 parts
	Flint	4 parts
	Pearl ash	2 parts
	To mill:
	Frit	24 parts
	Stone	15 1/2 parts
	Flint	6 1/2 parts
	White lead	31 parts
II.—Frit:
	Stone	24 parts
	Borax	53 parts
	Lynn sand	40 parts
	Feldspar	32 parts
	Paris white	16 parts
	To mill:
	Frit	90 parts
	Stone	30 parts
	White lead	90 parts
	Flint	4 parts
	Glass	2 parts
III.—Frit:
	Stone	50 parts
	Borax	40 parts
	Flint	30 parts
	Flint glass	30 parts
	Pearl barytes	10 parts
	To mill:
	Frit	160 parts
	Red lead	30 parts
	Enamel blue	1/2 part
	Flint glass	2 parts
IV.—Frit:
	Borax	100 parts
	China clay	55 parts
	Whiting	60 parts
	Feldspar	75 parts
	To mill:
	Frit	200 parts
	China clay	16 parts
	White clay	3 1/2 parts
	Stone	3 parts
	Flint	2 parts
V.—Frit:
	Stone	40 parts
	Flint	25 parts
	Niter	10 parts
	Borax	20 parts
	White lead	10 parts
	Flint glass	40 parts
	To mill:
	Frit	145 parts
	Stone	56 parts
	Borax	16 parts
	Flint	15 parts
	Red lead	60 parts
	Flint glass	8 parts