167 resultados para Geological surveys.
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Mode of access: Internet.
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Bibliography: p. 103-143.
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Some vols. have title: U.S. Geological Survey water-supply paper; or: United States Geological Survey water-supply paper.
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"July 1989."
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National Highway Traffic Safety Administration, Office of Alcohol Countermeasures, Washington, D.C.
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Mode of access: Internet.
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Photocopy. Iowa City, Iowa, University of Iowa Libraries, 1980.
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National Highway Traffic Safety Administration, Washington, D.C.
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Plates XL-LII each accompanied by leaf with descriptive letterpress.
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A.H. Worthen, director.
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Mode of access: Internet.
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"July 9th, 1835"--Page 30.
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Mode of access: Internet.
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Mode of access: Internet.
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"From the Proceedings of the American association for the advancement of science, vol. XXXVIII ... August, 1879."