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Wilderness Preservation in the Rockies (1903) |
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The Grand Canyon |
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The Grove of Great Trees (1903) |
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Into the African Wilds (1909) |
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A National Park Service (1912) |
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Vampire Bats and the Highlands of Brazil (1914) |
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Animals of Central Brazil (1915) |
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Wildlife in the Grand Canyon (1916) |
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The Navajo Desert (1916) |
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Bird Reserves of the Mississippi River (1916) |
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Nature Study in the Tropics (1917) |
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Notes |
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Index |
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About the Editor |