tested

Artful Techniques,

produce the most beautiful and rarest colors:

Copal resin, glossy lacquers, wood-
and stone-cements, all sorts of both fine
as well as common sealing wax, cold gilding and silvering,
as well as by fire original: "im Feuer"; likely referring to fire-gilding, a process using mercury to apply gold to metal, on metal, glass, and porcelain, the
finest yellow and white tombac Tombac: a brass alloy with a high copper content, often used to imitate gold in jewelry and ornament, rare compositions of
precious stones formulas for making realistic imitation gems from glass or paste, glazes, wood- and stone-
gilding,

Chemical Experiments

Freystadt, 1755.