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1
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2by Worcester, Philip G (Philip George), 1884-, Worcester, Philip G (Philip George), 1884-1970, Worcester, Philip G (Philip George), 1884-1970, Worcester, Philip G (Philip George), 1884, Worcester, Philip G (Philip George), b. 1884“...Bulletin (Colorado Geological Survey) ;...”
Published 1920
Book -
3by Worcester, Philip G (Philip George), 1884-, Worcester, Philip G (Philip George), 1884-1970, Worcester, Philip G (Philip George), 1884-1970, Worcester, Philip G (Philip George), 1884, Worcester, Philip G (Philip George), b. 1884“...Bulletin (Colorado Geological Survey) ;...”
Published 1919
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4
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5by Jones, Olive M (Olive Mary), 1872-, Jones, Olive M (Olive Mary), 1872-, Jones, Olive M (Olive Mary), b. 1872“...Bulletin (Colorado Geological Survey) ;...”
Published 1914
Book -
6
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7
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8
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9by Fender, Hollis B, Fender, Hollis B, Fender, Hollis B, Jones, David C., 1950-, Murray, D. Keith“...Bulletin (Colorado Geological Survey) ;...”
Published 1978
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10
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11
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12
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13
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14
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15
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16
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17
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18by Howell, J. V (Jesse V.), 1891-, Howell, J. V (Jesse V.), 1891-, Howell, J. V (Jesse V.), 1891-1971, Howell, J. V (Jesse V.), 1891-1971“...Bulletin (Colorado Geological Survey) ;...”
Published 1919
Thesis Book -
19
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20