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Book Title
DATA on bird migration. When first of them return. Records on arrivals during the past two years of a number of those birds most often seen here
Year
1914
DOI
https://doi.org/10.5962/bhl.title.101888
Holding Institution
Harvard University, Museum of Comparative Zoology, Ernst Mayr Library
Sponsor
Harvard University, Museum of Comparative Zoology, Ernst Mayr Library
Copyright & Usage
Copyright Status:
Public domain. The BHL considers that this work is no longer under copyright protection.


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Contributed by Harvard University, Museum of Comparative Zoology, Ernst Mayr Library
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