29 x 36 cm. Relief shown by hachures. Prime meridians: Greenwich and Washington. "Entered according to act of Congress in the year 1855 by J.H. Colton & Co. in the Clerk's Office of the Dist. Office of the U.S. for the Southern. Dist. of New York." Hand colored. Decorative border. Atlas p. number in lower-right margin: 67. Shows routes of explorers, proposed railroad routes, wagon route, mail route, Indian reserves and mines. On verso: History and statistical view of Mexico. Original publisher: J.H. Colton.

From the Sister Klaryta Antoszewska Photograph Collection (PH-00352). The presentation slide reads, "Nevada Operations office off-site follow-up studies project scope. Collect & organize historical documents. Publish/make available previously unreleased or classified data. Make comprehensive assessment of radiation dose. Compile operating on/off site for each event."