1900. Geological Survey (U.S.). 1 map : col. ; 45 x 72 cm on sheet 51 x 78 cm At top of sheet: U.S. Geological survey. Seventeenth annual report, Part I, Pl. II.
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1900. Geological Survey (U.S.). Contour interval 10 feet.;"Surveyed in 1897.";Relief indicated by contours and spot heights.;1 map, colored;45 x 34 cm.;1:62,500. Geological Survey (U.S.) and Geological Survey Division (Urbana, Ill.).