Hidden Bibliographic Details
Varying Form of Title: | Big Trees quadrangle, California : 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: | Gannett, Henry, 1846-1914.
Sudworth, George Bishop, 1862-1927.
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Notes: | Relief shown by contours and spot heights. Contour interval 100 feet. Topographic map "Surveyed in 1890-91." Plate LXXXVIII from the "Twenty-first annual report" of the U.S. Geological Survey, Part 5, Forest reserves (1900). Shows 10 classes of land cover, mining camps, and sawmills.
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