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The Pearl
73
Peru; the mound-builders of North America possessed them; in the far East they were cherished centuries before the then Western world of Europe knew them; there is said to be a word meaning a pearl in a Chinese dic­tionary four thousand years old, and who knows how old is their presence in India.
Pearls were in the jewel caskets of Egypt's Ptolemies; and the first jewel mentioned in the most ancient decipherable and translatable writ­ings extant is the pearl, and its identity is un­questioned, because the gem of the sea is solitary among jewels and is not to be confounded with the hard mineral gems which, even to-day, with all the advance in scientific knowledge, are con­stantly becoming mixed in the minds of men. From written records the modern ken of pearls extends back about twenty-three hundred years, and we hear of them in the writings of Pliny, the indefatigable investigator and disseminator of what he believed to be facts about almost everything in nature, who four hundred years later gathered together the knowledge of his day about pearls and included it in his volumi­nous literary grist.
In the technical literature of the United States National Museum, the pearl is coldly