Author: Harris S.,
Title: Engraved portrait of Isaac Lea (1792-1886), conchologist, geologist and publisher devoted to study of natural history especially interested in freshwater and land mollusks
Description: 1884. He was a member (and for a time vice-president) of the American Philosophical Society and also served as President of the American Academy of Natural Sciences (1858-1863), both based in Philadelphia.

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