1 map in 21 sheets (14 plans, 7 profiles): col. ; 46 x 64 cm. Notes Relief shown by contours. Each sheet includes a key map. Surveys for individual sheets conducted 1919-23. Library has: Sheets I (2 copies), J, K, L, M, and N only. "Contour interval on land 50 feet." "Contour interval on river surface 5 feet." "Datum is mean sea level." "Mileage is measured from U. S. G. S. concrete gauge well opposite mouth of Paria River." "Topography by U. S. Reclamation Service." "Surveyed in 1919-23." Original publisher: U.S. Geological Survey, Scale: 1: 81,680.

'U.S. Department of Agriculture, Forest Service, Camp P.E. 206.' 'By C.C.C. Company, 538. Drawn by Ed Overton. Approved ... 5-15-35.Traced by Ed Overton.'

Subtitle: 'On N 1/2 of SW 1/4 section 27, T 20 S, R 61 E, M.D. Mer. showing cast iron water mains. Including location and distances of valves, fire hydrants, house connections, etc. Constructed by Las Vegas Land &Water Company. Construction completed Nov. 25-1927. Cast iron pipe system throughout made at Provo, Utah by Pacific States Cast Iron Pipe Company. R.N. Clark, Construction Engineer. Map and survey made by J.T. McWilliams, C.E., Las Vegas, Nev.' Map shows ownership of some parcels of land. Scale [ca. 1:960]. 1 inch to 80 feet. Blueline print. Plat map.

'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 1:100,000
universal 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 Management
Denver, Colo. : For sale by U.S. Geological Survey,

'E.M. Douglas, geographer. R.H. Chapman, in charge of section. Topography by R.H. Chapman, B.D. Stewart, J.E. Blackburn and D.F.C. Moor. Traingulation by R.H. Chapman and D.F.C. Moor. Surveyed in1905-1906.' 'Edition of Apr. 1910, reprinted 1947.' Scale 1:250,000 ; polyconic proj. (W 117°00´--W 116°00´/N 37°00´--N 36°00´). Relief shown by contours and spot heights. 'North American datum.' 'Contour interval 100 feet.' 'Datum is mean sea level.' Text and illustrations from the Topographic maps of the United States series on verso. Series: The topograhic maps of the United States. United States, Dept. of the Interior, Geological Survey

'Johnson's California, also Utah, Nevada, Colorado, New Mexico, and Arizona, published by A.J. Johnson, New York.' 'Entered according to act of Congress in the year 1864, by A.J. Johnson in the Clerks Office of the District Court of the United States for the southern district of New York.' Atlas page numbers in upper margin: 67-68. Relief shown by hachures. Prime meridian: Greenwich and Washington. Shows natural features, locations of Indian tribes, proposed railroad routes, routes of explorers, trails, county boundaries and populated places. Hand colored. On verso: 'Historical and statistical view of the West India Islands or Columbian Archipelago' (p. 80) and 'Historical and statistical view of Mexico and Central America' (p. 79). Scale [ca. 1:3,484,800]. 1 in. to ca. 55 miles (W 124°--W 102°/N 42°--N 32°).

58 x 47 cm., on sheet 81 x 81 cm., folded in envelope 30 x 24 cm. Relief shown by contours and spot heights. "Geology mapped in 1962. Contours on pre-Cenozoic rocks by D. L. Healey and C. H. Miller, 1958-63." Includes text, col. cross section and quadrangle location map. "Prepared in cooperation with the U.S. Atomic Energy Commission." Original publisher: Interior, Geological Survey, Series: Geologic quadrangle map GQ, Scale: 1:24 000.