WHITE HARD VARNISH.
1. Sandarac, 2½ pounds; gum thus, 1 pound; spirit, 1 gallon.
2. Mastic, ½ pound; sandarac, 2 pounds; elemi gum, 4 ounces; spirit, 1 gallon.
3. Mastic, ½ pound; sandarac, 1 pound; turps, 2 ounces; spirit, 1 gallon.
These are all prepared by mixing and setting in a warm place until the gums are dissolved, then they are ready for use. Shake occasionally. For fine work strain carefully.