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  1. Check-list of birds of the world.
    By: Cottrell, G. W. - Greenway, James C. - Mayr, Ernst, - Paynter, Raymond A. - Peters, James Lee, - Traylor, Melvin A. - Harvard University.
    Publication info: Cambridge :Harvard University Press,1931-1987.
    Contributed by: Harvard University, MCZ, Ernst Mayr Library
    BHL Collections: Ernst Mayr Library of the MCZ, Harvard University
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