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Scale [ca. 1:144,000. 1 in. to approx. 12,000 ft.] ; 1 map : col. ; 51 x 91 cm ; Relief shown by contours and spot heights ; "Map no. 23800" ; Includes township and range grid ; Includes two profile diagrams, area and capacity curve diagram, Topography of Black Canyon and vicinity map and Colorado River basin map. Inset maps of Black Canyon and vicinity and Colorado River Basin. Inset charts of Boulder Canyon Reservoir Area and Capacity Curves; and, Profile of Colorado River from Bridge Canyon Dam Site, Arizona to Black Canyon Dam Site, Arizona-Nevada. Bureau of Reclamation.

Scale [ca. 1:221,760. 1 in. to approx. 3.5 miles] ; 1 map : col. ; 51 x 62 cm ; Relief shown by contours and spot heights ; "Prepared in Washington Office from compilation made in Las Vegas Office." ; "Map no. 24000." ; Includes township and range grid ; Shows power lines, triangulation stations, boundary monuments, roads, telephone lines, mines, bench marks, etc. ; Department of the Interior, Bureau of Reclamation.

Hand colored ; Relief shown by hachures and spot heights ; Prime meridian: Washington, D.C ; Shows railroads, proposed railroads and wagon roads, etc. Published by A.L. Bancroft & Company. Scale [ca. 1:1,520,640]. 1 in. to 24 miles (W 124°--W 111°/N 42°--N 32°).

Scale [ca. 1:120]. 1 in. to 10 feet.--Scale [ca. 1:1,200.] 1 in. to 100 feet.--Scale [ca. 1:7,200. 1 in.=approx. 600 feet] --Scale [ca. 1:7,200]. 1 in.=600 feet. Vertical scale [ca. 1:240]. 1 in.=20 feet. 1 map : blueline ; 58 x 74 cm. At head of title: As constructed drawing. "W.O.-8577." "Drawing no. 41092." "City of Las Vegas Highway transcribed from drwg. approved Harlan Brown, City Engineer-Sept. 1943-H.D.A 12/31/43"--Hand-written note. Map of the water pipes for Las Vegas. Includes the buildings in the railroad yard, a detailed map of a section of the pipe, a profile of the 24 inch C.I. pipe, and a map of the point of diversion. Date of detailed map is 5-20-1930. From the Union Pacific Railroad Collection. Los Angeles & Salt Lake Railroad Company, Office of Chief Engineer

Caption: U.S. Surveyor General for Nevada plat for mining claim

Caption: Boundary drawn in red, surrounding mines named

Plat map of the claim of George Wingfield (Yankee Doodle and Desert Rose Lodes), Esmeralda County (Nev.), 1910