— Amalgams, [89]
— and Silver Bronze Powders, [139]
— Assaying of, [381]
— Enameling Alloys, [67]
— Enamel Paints, [493]
— Etching Fluid for, [324]
— Extraction of, by Amalgamation, [89]
— Foil Substitutes and Gold Leaf, [747]
— from Acid Coloring Baths, [381]
— Imitations of, [433]