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By "Walker, Ruby "
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A Preliminary Report on the Influence of Light Intensity upon the Time of Ending of the Evening Song of the Robin and Mockingbird
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By: Shaver, Jesse M - Walker, Ruby
Type: Article
In: The Wilson bulletin
Volume: 43
Series:
Issue: 1
Date: 1931
Page Range: 9--18
Publication Info: Columbus, Ohio, Wilson Ornithological Society, 1894-
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