Vinegar Bronze For Brass

Vinegar, 10 galls.; blue vitriol, 3 lbs.; muriatic acid, 3 lbs.; corrosive sublimate, 4 grs.; sal ammonia, 2 lbs.; alum, 8 ozs.

Brown Bronze Dip

Iron scales, 1 lb.; arsenic, 1 oz. muriatic acid, 1 lb.; zinc, (solid,) 1 oz. Let the zinc be kept in only while it is in use.

Green Bronze Dip

Wine vinegar, 2 qts.; verditer green, 2 ozs.; sal ammoniac, 1 oz.; salt, 2 ozs.; alum, 1/2 oz.; French berries, 8 ozs.; boil the ingredients together.

Aquafortis Bronze Dip

Nitric acid, 8 ozs.; muriatic acid, 1 qt.; sal ammoniac, 2 ozs.; alum, 1 oz.; salt, 2 ozs.; water, 2 galls. Add the salt after boiling the other ingredients, and use it hot.

Olive Bronze Dip, For Brass

Nitric acid, 3 ozs; muriatic acid, 2 ozs; add titanium or palla-dium; when the metal is dissolved add 2 galls. pure soft water to each pint of the solution.

Brown Bronze Paint For Copper Vessels

Tincture of steel, 4 ozs.; spirits of nitre, 4 ozs.; essence of den-di, 4 ozs.; blue vitriol, 1 oz.; water 1/2 pint. Mix in a bottle. Apply it with a fine brush, the vessel being full of boiling water varnish after the application of the bronze.

Bronze For All Kinds Of Metal

Muriate of ammonia (sal amoniac), 4 drs.; oxalic acid, 1 dr.; vinegar, 1 pint. Dissolve the oxalic acid first. Let the work be clean. Put on the bronze with a brush, repeating the operation as many times as may be necessary.

Bronze Paint For Iron Or Brass

Chrome green, 2 lbs.; ivory black, 1 oz.; chrome yellow, 1 oz.; good japan, 1 gill; grind all together and mix with linseed oil.

To Bronze Gun Barrels

Dilute nitric acid with water and rub the gun barrels with it; lay them by for a few days, then rub them with oil and polish them with bees-wax.