Relief shown by hachures. "Entered according to Act of Congress, in the year 1834 by H.S. Tanner, in the Clerks Office of the Eastern District of Pennsylvania." Prime meridian: Washington. Insets: Valley of Mexico -- Guatemala. In upper margin: Tanner's Universal Atlas. In lower right margin: 30. From Tanner's "A New Universal Atlas Containing Maps of the various Empires, Kingdoms, States and Republics Of The World" which was published in 1836. 1 map: col.; 28 x 35 cm.