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By "Tryon, George Washington, (1833 - 1888)"
Structural and systematic conchology: an introduction to the study of the Mollusca... By George W. Tryon, jr....
By: Tryon, George W. - Tryon, George Washington,
Publication info: Philadelphia :The author,1882-84.
Contributed by: Smithsonian Libraries
BHL Collections: Smithsonian Institution Libraries