Henley's Twentieth Century Formulas, Recipes and Processes

by Unknown

For Silversmiths:

I.—Sterling Silver.—Fine silver, 11 ounces, 2 pennyweights; fine copper, 18 pennyweights.

II.—Equal to Sterling.—Fine silver, 1 ounce; fine copper, 1 pennyweight, 12 grains.

III.—Fine silver, 1 ounce; fine copper, 5 pennyweights.

IV.—Common Silver for Chains.—Fine silver, 6 pennyweights; fine copper, 4 pennyweights.

V.—Solder.—Fine silver, 16 pennyweights; fine copper, 12 grains; pin brass, 3 pennyweights, 12 grains.

VI.—Alloy for Plating.—Fine silver, 1 ounce; fine copper, 10 pennyweights.

VII.—Silver Solder.—Fine silver, 1 ounce; pin brass, 10 pennyweights; pure spelter, 2 pennyweights.

VIII.—Copper Solder for Plating.—Fine silver, 10 pennyweights; fine copper, 10 pennyweights.

IX.—Common Silver Solder.—Fine silver, 10 ounces; pin brass, 6 ounces, 12 pennyweights; spelter, 12 pennyweights.