Books in Category: Environmental Issues
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Birds and Nature, Vol. 08, No. 5, December 1900
Various
355 downloads
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Birds Illustrated by Color Photography, Vol. 3, No. 4.
Various
355 downloads
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Crater Lake National Park, Oregon (1958)
United States. National Park Service
355 downloads
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Report on the Migration of Birds in the Spring and Autumn of 1881. Third Report
J. A. Harvie-Brown, John Cordeaux, P. M. C. Kermode, Richard Manliffe Barrington, and Alexander Goodman More
355 downloads
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El Campesino Puertorriqueño
(Spanish)
Francisco del Valle Atiles
353 downloads
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An Essay on the Encroachments of the German Ocean Along the Norfolk Coast
William Hewitt
352 downloads
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El Arroyo (Spanish)
Elisée Reclus
352 downloads
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Landesverein Sächsischer Heimatschutz — Mitteilungen Band XII, Heft 4-6 : Monatsschrift für Heimatschutz, Volkskunde und Denkmalpflege (German)
352 downloads
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Mammals of the Grand Mesa, Colorado
Sydney Anderson
351 downloads
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Coyotes in Their Economic Relations
David E. Lantz
351 downloads
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Wupatki Ruins Trail, Wupatki National Monument
Southwest Parks and Monuments Association
351 downloads
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Zwischen Pol und Äquator: Tiergeographische Lebensbilder (German)
Kurt Floericke
351 downloads
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Birds and Nature, Vol. 08, No. 4, November 1900
Various
350 downloads
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Earthquakes
Kaye M. Shedlock and L. C. Pakiser
349 downloads
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Landesverein Sächsischer Heimatschutz — Mitteilungen Band XIII, Heft 3-4 : Monatsschrift für Heimatschutz, Volkskunde und Denkmalpflege (German)
348 downloads
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Itinerario de Buenos Aires a Cordoba (Spanish)
José Sourryère de Souillac
348 downloads
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Wild Animals of Yellowstone National Park
Harold J. Brodrick
347 downloads
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Sand dunes story
Donna P. Bessken
347 downloads
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Notes on the Mammals of Gogebic and Ontonagon Counties, Michigan, 1920
Lee R. Dice and Harley Bakwel Sherman
347 downloads
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Our Atomic World: The Story of Atomic Energy
C. Jackson Craven
347 downloads
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To Choke an Ocean
Jesse F. Bone
345 downloads
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The Coming Ice Age
C. A. M. Taber
344 downloads
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South America
Gardiner G. Hubbard
344 downloads
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Birds and All Nature, Vol. 4, No. 6, December 1898
Various
344 downloads
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Petrified Forest National Monument, Arizona
Dama Margaret Smith
343 downloads