At top of map: 'Reconnaissance Maps, Department of California.' 'In charge of, Lieut. Geo. M. Wheeler, U.S. Engineers; assisted by Lieut. D.W. Lockwood, Corps of Engineers,U.S.A., 1969.' 'P.W. Hamel, chief topographer and draugthsman.' 'Traced 11-13-67.' 'BGS'; the G is enclosed in an arrowhead shape. 'Officially compiled and published at the Engineer Office, Head Quarters Department of California in 1869 and 70 by order of Brigadier General E.O.C. Ord. Comm'dg. [signed] Geo. M. Wheeler, Lieutenant of Engineers In Charge, Head Quarters Dept. of Cal. Oct. 26th, 1870.' Includes information from railroad maps, the United States Geological Survey of the 40th parallel and from Lieutenant Ives' explorations along the Colorado. Map includes camps, astronomical stations, good and bad wagon roads, trails, springs, settlements, mining districts, state and county boundaries and the watershed between the Humboldt and Colorado Basin. Shows most of eastern half of Nevada. Relief shown by hachures and spot heights. Scale indeterminable. (W 117°00´--W 113°00´/N 41°45´--N 35°45´). Series: Reconnaissance maps. Military map / Department of California
no. 1. Reproduction. Map is printed in purple. Scale of original map: [1:760,320]. 1 in. to approx. 12 miles. Includes dots hand-colored with red pencil marking Indian rancherias.

'Edition of 1921.' 'W. H. Herron, Acting Chief Geographer; Geo. R. Davis, Geographer In Charge; Topography by H. H. Hodgeson, N. E. Ballmer, and W. B. Upton, Jr.; Control by H. H. Hodgeson, Roscoe Reeves, and D. S. Birkett. Surveyed in 1916.' At top of map: ' Topography, State of Nevada.' At upper left corner: ' Department of the Interior, Albert B. Fall, Secretary; U.S. Geological Survey, George Otis Smith, Director.' Southern Nevada Mining Map Collection. 15 minute series (topographic) Nevada.

58 x 46 cm., on sheet 84 x 88 cm., folded in envelope 30 x 24 cm. Relief shown by contours and spot heights. "Geology mapped in 1962-63." Includes description of map units, colored columnar section, 3 colored cross sections, and quadrangle location map. "Prepared in cooperation with the U. S. Atomic Commission." Original publisher: Interior, Geological Survey, Series: Geologic quadrangle map GQ, Scale: 1:24 000.

58 x 46 cm., on sheet 84 x 81 cm., folded in envelope 30 x 24 cm. Relief shown by contours and spot heights. "Geology by P.P. Orkild, 1959-60, paleotopography by D.L. Healey and C.H. Miller, 1959-60." Series statement from envelope. Includes description of map units, 2 col. cross sections, and quadrangle location map. "Prepared in cooperation with the U. S. Atomic Commission." Original publisher: Interior, Geological Survey, Series: Geologic quadrangle map GQ, Scale: 1:24 000.

45 x 36 cm., on sheet 64 x 89 cm., fold. in envelope 30 x 24 cm. Relief shown by contours and spot heights. "Contour interval 40 feet." "Prepared in cooperation with the U.S. Atomic Energy Commission." "Geology mapped in 1962-63." Includes text, 2 col. cross sections, and quadrangle location map. Original publisher: U.S. Geological Survey, Series: Geologic quadrangle map GQ, Scale: 1:62 500.

57 x 46 cm., on sheet 83 x 91 cm., folded in envelope 30 x 24 cm. Relief shown by contours and spot heights. "Geology mapped in 1963." Includes 2 colored cross sections, index map, text, and quadrangle location map. "Prepared in cooperation with the U. S. Atomic Commission." Original publisher: Interior, Geological Survey, Series: Geologic quadrangle map GQ, Scale: 1:24 000.

'R.B. Marshall, Chief Geographer; Geo. R. Davis, Geographer in charge; Topography by N.E. Ballmer and Roscoe Reeves; Control by J.E. Blackburn and L.F. Biggs. Surveyed in 1915-1916.' 'Edition of 1919.' Relief shown by hachures and spot heights. Title in lower right margin: Goodsprings. In center of top margin: Topography. Includes compilation diagram. Indicates location and density of cedar trees. Shows small portion of San Bernardino County, California. Published by U.S. Geological Survey. Scale 1:62,500 (W 115°35'00"--W 115°24'00"/N 36°02'30"--N 35°42'30"). 'Contour interval 50 feet. Datum is mean sea level.'