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  1. De anatomia corvorvm. Pars prima. Ostoelogia ... avtor Henricvs Agathon Bernstein.
    By: Bernstein, Heinrich Agathon,
    Publication info: Vratislaviae :typis Grassii Barthii et soc. (W.Friedrich),[1853]
    Contributed by: Smithsonian Libraries
    Subjects: Bones  Corvidae  
    BHL Collections: Smithsonian Institution Libraries
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  2. Illinois birds, Corvidae / Jean W. Graber, Richard R. Graber, and Ethelyn L. Kirk.
    By: Graber, Jean Weber, - Graber, Richard Rex. - Kirk, Ethelyn L. - Illinois.
    Publication info: Champaign, Ill. :State of Illinois, Dept. of Energy and Natural Resources, Natural History Survey Division,[1987]
    Contributed by: University of Illinois Urbana Champaign
    Subjects: Corvidae  Illinois  
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