1 map : color; 37 x 35 cm, on sheet 35 x 44 cm
Scale [approximately 1:11,625,000] (W 125°--W 75°/N 40°--N 15°). ; Relief shown by hachures.; Prime meridian: Washington.; '36' in lower right corner.; 'Entered according to Act of Congress in ... 1846 by H.N. Burroughs in ... the Eastern District of Pennsylvania.'; Insets: Guatemala. Scale [ca. 1:11,300,000] -- Valley of Mexico. Scale [ca. 1:1,210,000].