995 resultados para Maryland Geological Survey
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List of reports and index may be found in "Catalogue and index of the publications of the Hayden, King, Powell, and Wheeler surveys ... by L. F. Schmeckebier. 1904".
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Mode of access: Internet.
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Both 2nd and 3rd reports are for the years 1856 and 1857.
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Manufacturing imprint varies: 1895-1903, Lansing : R. Smith.
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Mode of access: Internet.
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Mode of access: Internet.
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Includes bibliographical references.
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No. 1 also issued in revised edition, 1949.
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Life sciences collection
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Published: Salisbury.
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Mode of access: Internet.
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Cover title: Flexitime, evaluation of a one-year experiment at the U.S. Geological Survey.
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Not in Meisel, M. Amer. natural history.
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Mode of access: Internet.
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Mode of access: Internet.