283 resultados para US Geological Survey


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Maps and atlases are found with the issue numbers.

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No. 4 issued 1951. No. 5 issued 1950.

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Some vols. accompanied by separately paged supplements.

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"Published from the Johan August Udden publication and research fund of the University of Texas."

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Examination of the forest conditions was made under the joint supervision of the Geological survey of North Carolina, of the Bureau of Forestry of the Department of Agriculture, and of the U. S. Geological Survey.

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Title varies slightly.

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Mode of access: Internet.

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Reports cover the calendar year unless otherwise noted.