8—Buttrick's Voyages, Travels, and Discoveries, 1812-19. Evans's Tour of 4000 miles through Western States and Territories, 1818.
9—Flint's Letters from America, 1818-1820.
10—Hulme's Tour in the West (Ohio, Indiana, and Illinois), 1818. Flower's Letters from Lexington and Illinois, 1819. Flower's Letters from Illinois, 1820-1821. Woods's Residence in English Prairie, Illinois, 1820-1821.
11, 12—Faux's Tour to the United States, 1819-1820. Welby's Visit to North America and Illinois, 1819-1820.
13—Nuttall's Travels into Arkansas Territory, 1819.
14, 15, 16, 17—S. H. Long's Expedition from Pittsburg to the Rocky Mountains, 1819-1820.
18—Pattie's Personal Narrative of Expedition from St. Louis to the Pacific, 1824-1827.
19, 20—Ogden's Tour through the Western Country, 1821-1823. Bullock's Journey through Western States, 1827. Gregg's Commerce of the Prairies, 1831-1839.
21—Wyeth's Journey from Atlantic to Pacific, 1832. Townsend's Journey across the Rockies to Columbia River, 1834.
22, 23, 24, 25—Maximilian, Prince of Wied-Neuwied's Travels in the Interior of North America with folio Atlas, 1843.