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by Burroughs, Raymond Darwin, 1899-
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Nature in the Northwestan introduction to the natural history and ecology of the northwestern United States from the Rockies to the PacificBookby Schwartz, Susan H., 1946-
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by Stevenson, Elmo Nall
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by Nisbet, Jack, 1949-
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by Lampman, Herbert Sheldon, 1907-1943
Published 1933 -
by Petersen, David, 1946-
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