A. M. S. Jan. 1940 in the lower left-hand corner. 1 map ; 61 x 30 cm. Cadastral map. "No. 40-1" in the lower right-hand corner. Shows block and lot numbers, buildings, water supply and sewage system, leased areas.

31 x 40 cm. "8-1-45. Ness." and "116951" in lower right corner. Shows reclamation projects in operation, under construction, authorized and under study in Arizona, and parts of New Mexico, Utah, Nevada, and California. "Department of the Interior, Bureau of Reclamation" in upper left corner. Original Publisher: Dept. of the Interior, Bureau of Reclamation.

Scale 1:3,800,000. 1 in. to 60 miles (W 126°--W 86°/N 48°--N 30°) ; 1 map : col. ; 57 x 85 cm ; Relief shown by hachures ; Prime meridian: Greenwich and Washington, D.C. ; "Entered according to act of Congress in the year 1882 by G.W. & C.B. Colton & Co. in the office of the Librarian of Congress, at Washington." ; Rufus Adams

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.

'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: 66-67. Relief shown by hachures. Prime meridians: Greenwich and Washington, D.C. Shows proposed railroads, locations of Indian tribes, natural features, counties, mines, mail routes, trails and routes of exploring expeditions. On verso: History and statistics of Mexico and Central America and statistics of national finances and the Post Office of the United States, 1860. Scale [ca. 1:3,484,800. 1 in. to ca. 55 miles] (W 123°--W 103°/N 42°--N 32°)

Scale 1:3,000,000. 47.35 miles to 1 in. (W 124°--W 94°/N 46°-- N 34°) ; 1 map ; 76 x 128 cm. ; Relief shown by hachures ; State 3: Includes notes, Great Basin statement, and place name South Park below Bayou Salade; some place names differ from other states ; Includes "Profile of the route from the mouth of the Kansas to the Pacific by Capt. J.C. Fremont in 1843." ; U.S. Senate

50 x 70 cm. Blue-line print. Shows Arizona, western New Mexico, southwestern Utah, southern Nevada, and southern California. Also shows irrigation projects constructed and under construction. "Oct. 30, 1945. Rev. 2-14-46." "Drawn and traced by F. R. M." Original publishser: Bureau of Reclamation, Region III.