The following are some of the colors used in the celebrated porcelain manufactory of Sevres. and the proportions in which they are compounded. Though intended for porcelain painting, nearly all are applicable to painting on glass. Flux No. 1 minium or red lead, 3 parts; white sand, washed, 1 part. This mixture is melted, by which it is converted into a greenish-colored glass.

Flux No. 2. Gray Flux

Of No. 1, 8 parts; fused borax in powder, 1 part; this mixture is melted.

Flux No. 3. For Carmines And Greens

Melt together fused borax, 5 parts; calcined flint, 3 parts; pure minium, 1 part.

No. 1. Indigo Blue

Oxide of cobalt, 1 part; flux No.3, 2 parts.

Deep Azure Blue

Oxide of cobalt, 1 part; oxide of zinc, 2 parts; flux No. 3, 5 parts;

No. 2. Emerald Green

Oxide of copper, 1 part; antimouic acid, 10 parts; flux No. l, 30 parts; pulverize together, and melt.

No. 3. (Grass Green

Green oxide of chromium, 1 part; flux No. 3, 3 parts; triturate and melt.

No. 4. Yellow

Antiinonic acid, 1 part; subsulphate of the peroxyde of iron, 8 parts; oxide of zinc, 4 parts, flux No. 1, 36 parte; rub together, and melt; if this color is too deep, the salt of iron is diminished.

No. 5. Fixed Yellow For Touches

No. 4, 1 part; white enamel of commerce, 2 parts; melt and pour out; if not sufficiently fixed, a little sand may be added.

No. 6. Deep Nankin Yellow

Subsulphate of iron, 1 part; oxide of zinc, 2 parts; flux No. 2, 8 parts: triturate without melting.

No. 7. Deep Red

Subsulphate of iron, calcined in a muffle until it becomes of a beautiful capucine red, 1 part; flux No. 2, 3 parts; mix without melting.

No. 8. Liver Brown

Oxide of iron made of red brown, and mixed with 3 times its weight of flux. No. 2; a tenth of sienna earth is added to it, if it is not deep enough.

No. 9. White

The white enamel of commerce, in cakes.

No. 10. Deep Black

Oxide of cobalt, 2 parts; copper, 2 parts; oxide of manganese, l part; flux No. l, 6 parts; fused borax, 1½ part; melt, and add oxide of manganese, 1 part; oxide of copper, 2 parts; triturate without melting.

The Application - Follow the general directions given in another part of this work, in relation to staining glass.