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1
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2by Nichols, James R. (James Robinson), 1819-1888“...American environmental studies....”
Published 1970
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6by Rafinesque, C. S. (Constantine Samuel), 1783-1840“...American environmental studies....”
Published 1970
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7by De Kay, James E. (James Ellsworth), 1792-1851“...American environmental studies....”
Published 1970
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11by Whitney, J. D. (Josiah Dwight), 1819-1896“...American environmental studies....”
Published 1970
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12by Cory, Charles B. (Charles Barney), 1857-1921“...American environmental studies....”
Published 1970
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17Published 1970“...American environmental studies....”
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