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  1. The Conchologists' exchange.
    By: Averell, William D.
    Publication info: Philadelphia,Wm. D. Averell.
    Contributed by: University of Illinois Urbana Champaign
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  2. The Conchologists' exchange.
    By: Averell, William D.
    Publication info: Philadelphia,Wm. D. Averell.
    Contributed by: Smithsonian Libraries
    BHL Collections: Smithsonian Libraries
    View Book