Scale 1;250,000 ; polyconic projection (W 115°--W 114V/N 36V--N 35V) ; 1 map : col. ; 52 x 37 cm ; Relief shown by contours and spot heights. Contour interval 250 feet ; "Training map"--Center of upper margin of map ; "Base compiled from U.S. Geological Survey quadrangles. Control from U.S. Geological Survey. Revised from state highway maps for Arizona, Nevada and California" ; "Culture revisions shown in red based on reconnaissance by 67th Engr. Co. (Top.). May not be of same accuracy as base map." ; Map shows roads, trails, ponton sites, dam sites, possible air fields, possible landing fields, airports, water points, and impassable areas ; Map was originally restricted. "Classification cancelled by authority of Chief of Engineers letter of Jan. 22, 1946." ; Title at top of map: Nevada-Arizona-California : Camp Mohave quadrangle : grid zone F ; Army Map Service, U.S. Army.

'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.'

'Mapped, edited, and published by the Geological Survery in cooperation with the Atomic Energy Commission. Control by USGS, USC&GS, USCE, and Atomic Energy Commission. Topography from aerial photographs by photogrammetric methods. Aerial photographs taken 1959. Field check 1960.' Scale 1:24,000 polyconic projection (W 116°00'00"--W 115°52'30"/N 36°52'30"--N 36°45'00"). Series: 7.5 minute series (topographic). Relief shown by contours and spot heights. Filing title: Frenchman Flat, Nev. Contour interval 20 feet. opography rom . Includes quadrangle location map. Interior--Geological SurveyFor sale by the U.S. Geological Survey

At top of map: 'U.S. Geological Survey, Charles D. Walcott, director.' At bottom of map: 'E.M. Douglas, Geographer. R.H. Chapman, in charge of section.Triangulation and topography by R.H. Chapman and B.D. Stewart. Surveyed in 1905.' 'Geology by Sydney H. Ball. Geology in immediate vicinity of Goldfield and Bullfrog generalized from maps by F.L. Ransome assisted by George H. Garrey and W.H. Emmons.' Scale 1:250,000 (W 117°30--W 116°/N 38°--N 36°)

46 x 65 cm. "IAPG guide book #7. General plate #1." "April 15, 1952." Includes bibliographic references and index of drilled wells Includes township and range grid. "Drawn by Oscar Baide, Jack Harde." "Compiled by I.A.P.G. under direction of L.F. Wells." Original publisher: I.A.P.G..

'Office of Chief Engineer' printed on map above date.

'Department of the Interior, United States Geological Survey. TEI-840.' 'Prepared in cooperation with the U.S. Atomic Energy Commission.' 'Contours in northwest Las Vegas Valley from Malmberg, 1961.' Relief shown by contours. Shows township and range lines. Scale [ca. 1:253,440. 1 in.=aprrox. 4 miles] (W 114°00´--W 115°00´--N 37°00´/N 36°00´). Originally published in A summary of the ground-water hydrology of the area between the Las Vegas Valley and the Amargosa Desert, Nevada : with special reference to the effects of possible new withdrawals of ground water / by Isaac J. Winograd, published by the U.S. Geological Survey in 1963 as number 840 of the Trace elements investigations report.