Isaac Lea (1792 - 1886) was an American conchologist, geologist, and business man, born at Wilmington, Delaware. He was a partner of a large publishing house in Philadelphia, who devoted his leisure time to the collection and study of objects of natural history. He was especially interested in freshwater and land mollusks and during 50 years continued to make contributions to the transactions of the scientific societies of Philadelphia concerning these animals. Wikipedia
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