TY  - BOOK
AU  - American Ornithologists' Union
TI  - The Auk - A Quarterly Journal of Ornithology, Vol. XXXVI APRIL, 1919 No. 2
KW  - Science
UR  - https://new.zodml.org/sites/default/files/2023-08/the_auk_-_a_quarterly_journal_of_ornithology_vol._xxxvi_april_1919_no._2_by_american_ornithologists_union_tag_birds_periodicals_ornithology.epub
ER  -