Gems
An Illustrated Dictionary of Words Used In Art and Archealogy. · 1883 · p. 18
Precious stones, especially when carved. (See Cameos.)
Bu kavram başka kaynaklarda da geçiyor
Everybody's Encyelopedia (1912)
Pears Shilling Cyclopedia (1898)
A Dictionary of Arts, Manufactures and Mines (1840)
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