I

Pure turps......... 6 pints

Copal varnish...... 1 pint

Good gold bronze.. . 6.5 pounds

Calcis hydrate (dry-slaked lime)...... 0.5 ounce

Mix the varnish and turps at a gentle heat, then slake well with the lime, and settle for a few days, then pour off the clean portion and mix with the powder.

II

White hard varnish. 1 gallon

Methylated spirit. .. 0.75 gallon

Gold bronze....... 12 pounds

Finely powdered mica............ 3 ounces

Mix the varnish and the spirit, reduce the mica to an impalpable powder, mix with the gold, then add to the liquid. Many bronze powders contain a goodly

proportion of mica, as it imparts brilliancy. Powdered mother-of-pearl is used also.