X.—Silver Solder for Enameling.—Fine silver, 14 pennyweights; fine copper, 8 pennyweights.
XI.—For Filling Signet Rings.—Fine silver, 10 ounces; fine copper, 1 ounce, 16 pennyweights; fine pin brass, 6 ounces, 12 pennyweights; spelter, 12 pennyweights. {435}
XII.—Silver Solder for Gold Plating.—Fine silver, 1 ounce; fine copper, 5 pennyweights; pin brass, 5 pennyweights.
XIII.—Mercury Solder.—Fine silver, 1 ounce; pin brass, 10 pennyweights; bar tin, 2 pennyweights.
XIV.—Imitation Silver.—Fine silver, 1 ounce; nickel, 1 ounce, 11 grains; fine copper, 2 ounces, 9 grains.
XV.—Fine silver, 3 ounces; nickel, 1 ounce, 11 pennyweights; fine copper, 2 ounces, 9 grains; spelter, 10 pennyweights.
XVI.—Fine Silver Solder for Filigree Work.—Fine silver, 4 pennyweights, 6 grains; pin brass, 1 pennyweight.
Bismuth Solder.—Bismuth, 3 ounces; lead, 3 ounces, 18 pennyweights; tin, 5 ounces, 6 pennyweights.
Brass:
I.—Yellow Brass for Turning.—(Common article.)—Copper, 20 pounds; zinc, 10 pounds; lead, 4 ounces.