Saving American birds : T. Gilbert Pearson and the founding of the Audubon movement /

T. Gilbert Pearson (1873-1943) was one of the most influential ornithologists in North America, crusading for the cause of conservation a century before the modern movement to save the earth's resources. Working in the American Ornithologists' Union, Pearson and other pioneering conservati...

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Hlavní autor: Orr, Oliver H.
Médium: Licensed eBooks
Jazyk:angličtina
Vydáno: Gainesville : University Press of Florida, ©1992.
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