Hidden Bibliographic Details
Other title: | Port Orford quadrangle, Oregon : land classification and density of standing timber.
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Other uniform titles: | Geological Survey (U.S.). Annual report.
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Other authors / contributors: | Murlin, A. E.
Johnson, A. J. (Alvin Jewett), 1827-1884.
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Notes: | Relief shown by contours and spot heights. "Surveyed in 1897-98." Plate CXXVI from the "Twenty-first annual report" of the U.S. Geological Survey, Part 5, Forest reserves (1900). Shows seven classes of land cover. "Julius Bien & Co. Lith. N.Y."
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