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George W. (George Washington) 18 Tryon

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Stand Alone

A monograph of the terrestrial Mollusca
Monograph of the Order Pholadacea, and Other Papers...
Monograph of the Order Pholadacea, and Other Papers
A monograph of the order Pholadacea, and other papers
A Monograph of the Terrestrial Mollusca Inhabiting the United States
A Monograph of the Order Pholadacea And Other Papers (Classic Reprint)
Manual Of Conchology
Manual Of Conchology
Manual Of Conchology
Manual of Conchology
Manual Of Conchology
Manual Of Conchology...
Manual of Conchology