'Edited and published by the Bureau of Land Management. Base map prepared by the U.S. Geological Survey.' 'Surface management status by BLM, 1981.Minerals management status by BLM, 1981.' Relief shown by contours and spot heights. Contour interval 50 meters. Compiled from USGS maps dated 1952-1970. Revised from aerial photographs taken 1972-73. Map edited 1979. Includes location map and index to 1:24,000 and 1:62,500-scale maps. Shows minerals owned by the federal government. 'N3600--W11400/30x60.' 'SE/4 Las Vegas (NJ 11-12) 1:250,000-scale map.' Scale 1:100,000universal transverse Mercator proj. (W 115°00'--W 114°00'/N 36°30'--N 36°00'). Series: Surface-minerals management status. United States. Bureau of Land Management. Surface-minerals management status. Filing title: Lake Mead, Nev.--Ariz., 1979. Shows township and range lines. Published by United States, Dept. of the Interior, Bureau of Land ManagementDenver, Colo. : For sale by U.S. Geological Survey,

'Las Vegas Area Map 3Bf.' 'Prepared in cooperation with the U.S. Geological Survey.' ' Water Resources Division, U.S. Geological Survey, Carson City, Nevada.' Scale 1:24,000 (W 115°15´00?--W 115°07´30? / N 36°07´30?--N 36°00´00?). Series: Las Vegas area map ; 3Bf. Urban area maps. Las Vegas area map ; 3Bf. Relief shown by contour lines and spot heights. Title in right and left margins: Las Vegas SW quad : ground water. Title on publications list on Nevada Bureau of Mines and Geology website: Groundwater map of the Las Vegas SW quadrangle. Series: Urban area maps [Las Vegas area map] from list of publications on Nevada Bureau of Mines and Geology website. Nevada Bureau of Mines and Geology