Handcrafted copper was made in America from early in the eighteenth century until about 1850, with the center of its production in Pennsylvania. Newer copper pieces are also very collectible. An excellent reference with photos and market values is "Antique Brass and Copper" by Mary Frank Gaston.
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Copper Pitcher, Signed
From Gregariand Copper, this pitcher is 4 3/4 in. tall and 5 in. tall including the spout. The base is 3 7/8 in. in diameter. It is hand hammered and marked as such on the bottom.
Manufacturer: Gregariand Copper