'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
'Chief Engineers Office, Los Angeles, Calif. August 4, 1931. Scale: 1"=100'. Drawn by L.P.D. 1"=10'.' Accompanies: Letter from R. L. Adamson to F. H. Knickerbocker, August 18, 1931 (Folder 6B: 18-1-9).