39 x 52 cm. Relief shown by hachures and spot heights "Issued June 30, 1881." "Expeditions of 1873, 1878 and 1879 under the command of 1st. Lieut. Geo. M. Wheeler, Corps of Engineers U.S. Army." Geological map Probably originally published as part of the geological atlas which is an appendix to the Surveys' Report upon United States geographical surveys west of the one hundredth meridian. "Prof. John J. Stevenson, geological assistant." "By order of the honorable the Secretary of War under the direction of Brig. General A. A. Hunphreys, Chief of Engineers, U. S. Army." Original publisher: U.S. Geographical Surveys West of the 100th Meridian, Scale: 1 inch to 4 miles or 1: 253440.

'April, 1946.' 'Showing location of wells, springs, and boundary between valley fill and bedrock.' At top of map: 'United States Department of Interior, Geological Survey. Water resources bulletin no. 5, plate 5. ' 'State Engineer of Nevada.' At bottom of map: 'Map showing soils, land classification, and alkali concentration in part of Las Vegas Valley.' Includes range and township grid. Scale [ca. 1:71,597. 1 in. to approx. 1.13 miles]. Series: Water resources bulletin (Carson City, Nev.), no. 5. Originally published as plate 5 in Geology and water resources of Las Vegas, Pahrump, and Indian Spring Valleys, Clark and Nye Counties, Nevada by George B. Maxey and C.H. Jameson, which is number 5 of the Water resources bulletin published by the Nevada Office of the State Engineer.

108 x 75 cm. Map part hand colored. Relief shown by hachures and depths shown by soundings. Accompanies U.S. Army. Corps of Topographical Engineers. Exploration and survey of the valley of the Great Salt Lake of Utah. "Map of the Great Salt Lake and adjacent country in the Territory of Utah. Surveyed in 1849 and 1850, under the orders of Col. J. J. Abert, Chief of the Topographical Bureau, by Capt. Howard Stansbury of the Corps of Topographical Engineers, aided by Lieut. J. W. Gunnison Corps Topographical Engineers and Albet Carrington. Drawn by Lieut. Gunnison and Charles Preuss. Ackerman lith 379 Broadway N. Y." Original publisher: Ackerman Lith. Scale: 1:240,000.

31 x 39 cm. Relief shown by hachures and spot heights. "Entered in Sta. Hall London & according to act of Congress in the year 1857 by H.D. Rogers in the Clerks Office of the District Court of Massachusetts." Includes proposed Pacific railway routes. In upper margin: Atlas of United States &c., 13. Original publisher: John Murray, Scale: 3,450,000 of nature, 54 1.

'Las Vegas Area Map 3Af.' 'Prepared in cooperation with U.S. Geological Survey.' 'Water Resources Division, U.S. Geological Survey, Carson City, Nevada.' 'Topographic base from U.S. Geological Survey, Las Vegas SE 7 1/2 quadrangle, 1967.' Scale 1:24,000 (W 115°07'30"--W 115°00'00"/N 36°07'30"--N 36°00'00"). Series: Las vegas area map ; 3Af. Urban area maps. Las Vegas area map ; 3Af. Relief shown by contour lines and spot heights. Title in margins of map: Las Vegas SE quad. : ground water. Title on publications list on Nevada Bureau of Mines and Geology website: Groundwater map of the Las Vegas SE quadrangle. Series: Urban area maps [Las Vegas area map] from publications list on Nevada Bureau of Mines and Geology website. Nevada Bureau of Mines and Geology

37 x 49 cm. Relief shown by hachures and spot heights. Prime meridians: Greenwich and Washington, D.C. "Atlas sheet no. 70(A)." "Issued May 7th, 1877." "Expeditions of 1874, 1875 & 1876 under the command of 1st. Lieut. Geo. M. Wheeler, Corps of Engineer, U.S. Army." "Weyss, Herman & Mahlo, del." "By order of the honorable the Secretary of War." "Under the direction of Brig. General A. A. Hunphreys, Chief of Engineers, U. S. Army." Original publisher: U.S. Geographical Surveys West of the 100th Meridian, Scale: 1 inch to 4 miles or 1: 253440.

'Exhibit A. Location of water bearing lands to be sold to the District. Boundary of lands owned by Union Pacific which are not to be sold to the District. April 29, 1953. I-128'