Mix 1 part of chloride of silver with 3 parts of pearlash,1½ parts common salt, and 1 part whiting; and well rub the mixture on the surface of brass or copper, (previously well cleaned,) by means of a piece of soft leather, or a cork moistened with water, and dipped in the powder. When properly silvered, the metal should be well washed in hot water, slightly alkalized, then wiped dry.

How To Heighten The Color Of Yellow Gold

Saltpetre, 6 oz..: green copperas, 2 oz.; white vitriol and alum, of each, 1 oz. If wanted redder, a small quantity of blue vitriol must be added.

For Green Gold

Saltpetre, 1 oz. 10 dwts.; sal ammoniac, 1 oz. 4 dwts.; Roman vitriol, 1 oz. 4 dwts.; verdigris, 18 dwts.

For Red Gold

To 4 oz. melted yellow wax, add, in fine powder, 1½ oz. of red ochre; 1½ oz. verdigris, calcined till it yields no fumes; and ½ oz. of calcined borax. Mix them well together. Dissolve either of above mixtures in water, as the color is wanted, and use as required.