creatorOf |
Cannon, Helen L. (Helen Leighton), 1911-. Description of indicator plants and methods of botanical prospecting for uranium deposits on the Colorado Plateau, Arizona, Colorado, New Mexico, and Utah. 1956.
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U.S. Geological Survey Library, Denver, USGS Denver |
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referencedIn |
H.E. Hawkes papers, 1945-1946
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Univerisity of Wyoming. American Heritage Center. |
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creatorOf |
Hawkes, H. E. (Herbert Edwin), 1912-. H.E. Hawkes papers, 1945-1946.
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Univerisity of Wyoming. American Heritage Center. |
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referencedIn |
William B. Provine collection of evolutionary biology reprints, 20th century.
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Division of Rare and Manuscript Collections, Cornell University Library. |
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creatorOf |
Cannon, Helen L. (Helen Leighton), 1911-. Contributions of major and minor elements to soils and vegetation by the coal-fired Four Corners Power Plant, San Juan County, New Mexico, 1966, 1968, 1972-1973 / Helen L. Cannon, Vernon Emanuel Swanson.
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U.S. Geological Survey Library, National Center, USGS Reston |
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