AGE n.
The Stone age (the early and the later stone age, called paleolithic and neolithic), the Bronze age, and the Iron age. During the Age of Stone man is supposed to have employed stone for weapons and implements. See Augustan, Brazen, Golden, Heroic, Middle.
BRONZING n.
r art of communicating to articles in metal, wood, clay, plaster, etc., the appearance of bronze by means of bronze powders, or imitative painting, or by chemical processes. Tomlinson.