1901. Geological Survey (U.S.). Relief shown by contours.; "Reconnaissance map."; "Survey in 1888."; "Engraved Oct 1891 by U.S.G.S."; Shows roads, and railroads.; Text on verso. 4... The Survey (Washington, D.C).
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1901. Geological Survey (U.S.). Shows California southward from the San Gabriel Mountains to the southern Riverside County boundary, and eastward from Sepulveda Canyon to the San ... The Survey (Washington, D.C).