Ornithology
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National Geographic Magazine, April 1917 (Vol. 31, No. 4)
National Geographic Society · 1917
This is the April 1917 issue of National Geographic Magazine, Vol. 31, No. 4. It was published at a crucial moment when the United States had just ent…
National Geographic Magazine, June 1948 (Vol. 93, No. 6)
National Geographic Society · 1948
This volume is the June 1948 issue of National Geographic Magazine, Vol. 93, No. 6, published by the National Geographic Society in Washington. This i…
National Geographic Magazine, June 1944 (Vol. 85, No. 6)
National Geographic Society · 1944
This volume is the June 1944 issue of the American National Geographic Magazine, i.e., Vol. LXXXV, No. 6, published by the National Geographic Society…
National Geographic Magazine, January 1962 (Vol. 121, No. 1)
National Geographic Society · 1962
This is the original English edition of National Geographic, Vol. 121, No. 1, published in January 1962, totaling about 168 pages. The issue unfolds a…
National Geographic Magazine, February 1961 (Vol. 119, No. 2)
National Geographic Society · 1961
This is the February 1961 issue of National Geographic, Vol. 119, No. 2, spanning roughly pages 149–292 of the volume, and it comes with a supplement …
The National Geographic Magazine, October 1932 (Vol. 62, No. 4)
National Geographic Society · 1932
This is the October 1932 issue of The National Geographic Magazine, Volume 62, Number 4, published by the National Geographic Society in Washington, D…
National Geographic Magazine, October 1945 (Vol. 88, No. 4)
National Geographic Society · 1945
This issue's distinguishing feature is its timing: it was published one month after Japan announced its unconditional surrender, and the editors of Na…
The National Geographic Magazine, June 1939 (Vol. 75, No. 6)
National Geographic Society · 1939
This is the June 1939 issue of The National Geographic Magazine, i.e. Vol. 75, No. 6, published by the National Geographic Society in Washington, with…
National Geographic, April 1967 (Vol. 131, No. 4)
National Geographic Society · 1967
This is the April 1967 issue of National Geographic, Volume 131, Number 4, running to about 148 pages with full-color illustrations. The cover photogr…
Cavity-Nesting Birds of North American Forests
Project Gutenberg · 2019
Project Gutenberg was the first provider of free electronic books, or eBooks. Michael Hart, founder of Project Gutenberg, invented eBooks in 1971 and …
Extinct Birds
Project Gutenberg · 2019
Project Gutenberg was the first provider of free electronic books, or eBooks. Michael Hart, founder of Project Gutenberg, invented eBooks in 1971 and …
Notes on Philippine Birds Collected by Governor W. Cameron Forbes
Project Gutenberg · 2019
Project Gutenberg was the first provider of free electronic books, or eBooks. Michael Hart, founder of Project Gutenberg, invented eBooks in 1971 and …
Food Habits of the Thrushes of the United States
Project Gutenberg · 2019
Project Gutenberg was the first provider of free electronic books, or eBooks. Michael Hart, founder of Project Gutenberg, invented eBooks in 1971 and …
Descriptions of Three New Birds from the Belgian Congo
Project Gutenberg · 2019
Project Gutenberg was the first provider of free electronic books, or eBooks. Michael Hart, founder of Project Gutenberg, invented eBooks in 1971 and …
Birds Found on the Arctic Slope of Northern Alaska
Project Gutenberg · 2019
Project Gutenberg was the first provider of free electronic books, or eBooks. Michael Hart, founder of Project Gutenberg, invented eBooks in 1971 and …
Myology and Serology of the Avian Family Fringillidae: A Taxonomic Study
Project Gutenberg · 2019
Project Gutenberg was the first provider of free electronic books, or eBooks. Michael Hart, founder of Project Gutenberg, invented eBooks in 1971 and …
Birds from Coahuila, Mexico
Project Gutenberg · 2019
Project Gutenberg was the first provider of free electronic books, or eBooks. Michael Hart, founder of Project Gutenberg, invented eBooks in 1971 and …
Essays on early ornithology and kindred subjects
Project Gutenberg · 2019
Project Gutenberg was the first provider of free electronic books, or eBooks. Michael Hart, founder of Project Gutenberg, invented eBooks in 1971 and …
Studies of Birds Killed in Nocturnal Migration
Project Gutenberg · 2019
Project Gutenberg was the first provider of free electronic books, or eBooks. Michael Hart, founder of Project Gutenberg, invented eBooks in 1971 and …
Phylogeny of the Waxwings and Allied Birds
Project Gutenberg · 2019
Project Gutenberg was the first provider of free electronic books, or eBooks. Michael Hart, founder of Project Gutenberg, invented eBooks in 1971 and …