'Cartography by W. C. Kainsinger, W.T. Taylor. Field mapping by K. R. Reed, G. Boyd. Typography by W. R. Williams.' 'Copyright by Automobile Club of Southern California. C-21351.' 'C-1352'--Panel. Index on verso. In lower right corner: 'Map number 1959.' Scale 1:415,210 (W 116°--W 114°/N 37°--N 35°). Relief shown by hachures and spot heights. Shows mines, ranches and springs. Not the same as the 1948 edition of this map. Cartographers', field mappers', typographers' names are different, and 2 out of 3 numbers on maps are different. Probably after 1947 as Boulder Dam has been changed to Hoover Dam, but before 1950 as Las Vegas Bombing and Gunnery Range has not been changed to Nellis Air Force Base. Automobile Club of Southern California.
Colorado River-Hoover Dam. Views of Boulder Dam printed in book or magazine; numbers on the photo correspond to particular areas described at the bottom of the image. Site Name: Hoover Dam (dam)
'Prepared by the Automobile Club of Southern California.' 'burke' in lower right corner. '1352' in circle in lower left corner. Relief shown by hachures and spot heights. Shows mines, ranches, and springs. Scale [ca. 1:443,520] (W 115°30--W 114°--N 36°30/N 35°)
A colored postcard showing an artist's representation of an 150 man transport for the Boulder Dam, later renamed Hoover Dam, project in Black Canyon. Transcribed onto the top border of the image: "150 Man Transport, Boulder Dam Project."