Pearson's 'Three Summers among the Birds of Russian Lapland'
Pearson, Henry J., 1850-1913
Article
1904
The Auk
21
398--399
BioStor
English
Washington, D.C, American Ornithologists' Union, etc, 1884-
BioStor: https://biostor.org/reference/125457 DOI: https://doi.org/10.2307/4070221