Relief shown by hachures. Cover title: Mitchell's national maps of the United States. "Drawn by J.H. Young. Engraved by J.H. Brightly." Second sheet has title: A concise view of the number, resources, and industry of the American people in the year 1840. Insets on 1st sheet: Map of the north-eastern boundary of the United States according to the Treaty of 1842; Map of the southern part of Florida; Population of each county, &c., in the different states and territories of the United States, in 1840. Historic Maps copy 1 folded in cover, 18 x 12 cm. Historic Maps copy 1 imperfect: map of U.S. wanting.