I

Yellow Brass for Turning.—(Common article.)—Copper, 20 pounds; zinc, 10 pounds; lead, 4 ounces.

II

Copper, 32 pounds; zinc, 10 pounds; lead, 1 pound.

III

Red Brass Free, for Turning.— Copper, 100 pounds; zinc, 50 pounds; lead, 10 pounds; antimony, 44 ounces.

IV

Best Red Brass for Fine Castings.—Copper, 24 pounds; zinc, 5 pounds; bismuth, 1 ounce.

V

Red Tombac.—Copper, 10 pounds; zinc, 1 pound.

VI

Tombac.—Copper, 16 pounds; tin, 1 pound; zinc, 1 pound.

VII

Brass for Heavy Castings.— Copper, 6 to 7 parts; tin, 1 part; zinc, 1 part.

VIII

Malleable Brass.—Copper, 70.10 parts; zinc, 29.90 parts.

IX

Superior Malleable Brass.—Copper, 60 parts; zinc, 40 parts.

X

Brass.—Copper, 73 parts; zinc, 27 parts.

XI

Copper, 65 parts; zinc, 35 parts.

XII

Copper, 70 parts; zinc, 30 parts.

XIII

German Brass.—Copper, 1 pound; zinc, 1 pound.

XIV

Watchmakers' Brass.—Copper, 1 part; zinc, 2 parts.

XV

Brass for Wire.—Copper, 34 parts; calamine. 56 parts.

XVI

Brass for Tubes.—Copper, 2 parts; zinc, 1 part.

XVII

Brass for Heavy Work.— Copper, 100 parts; tin, 15 parts; zinc, 15 parts.

XVIII

Copper, 112 parts; tin, 13 parts; zinc, 1 part.

XIX

Tombac or Red Brass.—Copper, 8 parts; zinc, 1 part.

XX

Brass.—Copper, 3 parts; melt, then add zinc, 1 part.

XXI

Buttonmakers' Fine Brass.— Brass, 8 parts; zinc, 5 parts.

XXII

Buttonmakers' Common Brass.—Button brass, 6 parts; tin, 1 part; lead, 1 part. Mix.

XXIII

Mallet's Brass.—Copper, 25.4 parts; zinc, 74.6 parts. Used to preserve iron from oxidizing.

XXIV

Best Brass for Clocks.— Rose copper, 85 parts; zinc, 14 parts; lead, 1 part.