Scale [ca. 1:110,880. 1 in. to approx. 1.75 miles]. 'Bull. Geol. Soc. Am., Vol. 47. Longwell Pl. 4.' Published as plate 4 of Longwell's Geology of the Boulder Reservoir floor, Arizona-Nevada. Geological Society of America
'Entered according to Act of Congress in the year 1881 by S. Augustus Mitchell in the Office of the Librarian of Congress at Washington.' Relief shown by hachures. Prime meridians: Greenwich and Washington. In upper-right corner: 91. Shows range and township grid. Includes inset of southern portion of Nevada Scale [ca. 1:1,750,000]. 1 in. to approx. 27 miles (W 120°--W 109°/N 42°--N 35°).
'Entered according to Act of Congress in the year 1865 by S. Augustus Mitchell, Jr. in the Clerk's office of the District Court of the U.S. for the Eastern District of Pennsylvania . Drawn and engraved by W.H. Gamble, Philadelphia.' Shows roads, overland telegraph route, and other features. Relief shown by hachures and spot heights. Prime meridians: Greenwich and Washington. Scale [ca. 1:2,787,840] (W 120°--W 109°/N 43°--N 36° 59?).
'Entered according to Act of Congress in the year 1855 by J.H. Colton & Co. in the Clerk's Office of the Dist. Court of the U.S. for the South'n. Dist. of New York.' Scale [ca. 1:4,752,000. 1 in. to approx. 75 miles] (W 120°--W 102°/N 43°--N 32°). Shows natural features, and populated places, wagon route, proposed railroad routes and explorers' routes. Relief shown by hachures. Prime meridians: Greenwich and Washington.Hand colored. Atlas p. number in lower-right margin: 51. Decorative border. J.H. Colton & Co.
'Published under the superintendence of the Society for Diffusion of Useful Knowledge.' 'Published by Chapman & Hall, 186 Strand, 15 Oct. 1842.' 'J. & C. Walker, Sculpt.' Scale [ca. 1:7,600,000]. 1 in. to ca. 120 miles (W 125°--W 91°/N 43°--N 23° 30?). 1 map ; 31 x 39 cm. Relief indicated by hachures and spot heights. Shows elevations in yards. Includes notes on exploring expeditions, etc. Borders hand colored. Chapman & Hall.
At head of title: 'North America, sheet XV.' 'Published under the superintendence of the Society for Diffusion of Useful Knowledge.' At bottom center of map:'London, Charles Knight, Jany. 1st, 1852.' At bottom right of map: ' J. & C. Walker Sculpt.' Scale [1:7,500,000] 1 degree to 68.89 English miles (W 125°--W 92°/N 43°30?--N 22°30?). Relief shown by hachures. Atlas page number in lower margin: 144. Boundaries hand colored. Includes notes, locations of Indian tribes, population statistics. Charles Knight.
'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°).