42 x 29 cm. Relief shown by hachures. Copyright held by George S. Clason. "Compliments of the Patrick Investment Co. ... Denver, Colorado." Includes index. Shows railroad routes. "We have offices, representatives and properties in every camp marked in red on this map." Original publisher: Clason Map Co..
'Entered according to Act of Congress in the year 1872 by Asher & Adams in the office of the Librarian of Congress at Washington.' Scale [ca. 1:1,267,300]. 1 in. to 20 miles (W 124°--W 114°/N 42°--N 32°). Shows natural features, populated places, county boundaries and railroads Prime meridians: Greenwich and Washington. In top margins: 95-96 (south portion). Shows range and township grid. Hand colored. Asher & Adams.