A study of the incubation periods of birds; what determines their lengths
Bergtold, W. H. (William Harry), 1865-1956
Book
Published material
Denver, Col, The Kendrick-Bellamy co, 1917
Birds , Eggs , Nests
QL698 .B5
English
DOI: https://doi.org/10.5962/bhl.title.13403 LCCN: https://lccn.loc.gov/17018700 OCLC: 1577376 Wikidata: https://www.wikidata.org/entity/Q51408300
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