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  1. Fremde Eier im Nest. Ein Beitrag zur Biologie der Vögel,
    By: Leverkühn, Paul,
    Publication info: Berlin,R. Friedländer und Sohn;1891.
    Contributed by: Harvard University, Museum of Comparative Zoology, Ernst Mayr Library
    BHL Collections: Ernst Mayr Library of the MCZ, Harvard University
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  2. Vogelschutz in England.
    By: Leverkühn, Paul,
    Publication info: Halle a.S.,1895.
    Contributed by: Harvard University, Museum of Comparative Zoology, Ernst Mayr Library
    BHL Collections: Ernst Mayr Library of the MCZ, Harvard University
    View Book