At top of map: 'Department of the Interior. U.S. Geological Survey. Water supply paper2320-A, plate 5.' 'Prepared in cooperation with the Clark County Department of Comprehensive Planning.' At bottom of map: 'Base from U.S. Geological Survey, 1:100,000, Boulder City, Ariz.-Nev., Las Vegas, Nev.-Calif., Mesquite Lake, Nev.-Calif., 1978; Lake Mead, Nev.-Ariz., 1979.' 'Geology from Malmberg (1965); Longwell and others (1965); Haynes (1967); Bell and Smith (1980); Bell (1981) and J. R. Harrill, 1976. Thickness of valley-fill deposits by R.W. Plume, 1981.' Includes three profiles. Shows township and range lines. Scale 1:100.000 (W 115°30´--W 115°00´/N 36°30´--N 36°00´). Series: U.S. Geological Survey water-supply paper, 2320-A. Originally published as plate 5 of Ground-water conditions in Las Vegas Valley, Clark County, Nevada. Part I. Hydrogeologic framework / by Russell W. Plume, published by the U.S. Geological Survey in 1989 as Water-supply paper 2320-A.
'Types of soil as determined by James M. Montgomery for use in appraisal. (Copy). LRM 7/10/52'--handwritten in blue pencil in lower right corner of map. 'September 2, 1947. Revised September 2, 1948.' Soil was designated as badly corrosive, mildly corrosive, or non-corrosive by hand-drawn colored lines and hand-printed labels. Soil was surveyed to measure its effect on water pipes. Scale [ca. 1:7,200] 1 in.=600 feet.
'S.P.L.A.&S.L.R.R., Los Angeles Division.' 'Jan. 15, 1914.' Includes other parts of water utilities besides pipelines such as sump pumps and water tanks. Scale varies. Blueprint. Library's copy includes hand-written notes.
Map showing downtown Las Vegas and tracts to the west showing water supply lines, wells, springs, and settling basins. Various areas outlined in red and yellow. Scale [ca. 1:7,200] 1 in.=600 feet. Cadastral map. Blueline print. Areas owned by railroad outlined by hand in different colored markers. Library's copy includes hand-written calculations.
'S.P.L.A.&S.L.R.R. Los Angeles Division. Map of pipe line from Big Spring. Las Vegas, Nev. Approved: Jan. 24, 1911. E.M. Jessup, E.M. of W.' In lower right corner: '4-U-323.' Scale [ca. 1:2,400] 1 in.=200 feet. Relief shown by contours. North is to upper right.
'Office of Vice President, Los Angeles, California.' 'Dwg. F-225.' Relief shown by contours. Hand-drawn red line marks portion of ranch property owned by Land Company. Scale [ca. 1:7,200]. 1 in.=600 feet. Blueline.
'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,
'Preliminary topographical map embracing in skeleton a portion only of the notes from surveys made in accordance with Par.II Special Orders No. 109 War Dept., March 18th, 1871 and letter of instructions of Brig. General A.A. Humphreys, Chief of Eng'rs. dated March 23rd, 1871. Conducted under the immediate direction of 1st Lieutenant Geo. M. Wheeler, Corps of Eng'rs., assisted by 1st Lieutenant D.W. Lockwood, Corps of Eng'rs. and 2nd Lieutentant D.A. Lyle, 2nd U.S. Artillery, during the summer and fall of 1871. Louis Nell, chief topographer and draughtsman.'' At head of map: 'Explorations in Nevada and Arizona. U.S. Engineer Department.' In lower left corner: 'Note: This map is a hasty and partial compilation from the topographical data already received, many still remaining en route. Upon it is projected in skeleton the groundwork of the area examined. All points except the prominent astronomical positiions are subject to lsight modification upon the final map.' Shows area through central Nevada, eastern California, and central Arizona. Relief shown by hachures. Published by the War Dept. Scale [ca. 1:1,520,640]. 1 in. to 24 miles (W 118°--W 109°/N 41°--N 32°).
At top of map: 'Reconnaissance Maps, Department of California.' In lower right corner: 'Photolith. by the N.Y. Lithg. Engrg. & Prtg. Co.' '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.' '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: [1:760,320]. 1 in. to approx. 12 miles. (W 117°00´--W 113°00´/N 41°45´--N 35°45´). Series: Reconnaissance maps. Military map / Department of Californiano. 1.miles. Library's copy has counties hand-outlined in colored markers.
'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.'