1. Account of an expedition from Pittsburgh to the Rocky Mountains : performed in the years 1819 and Creator: James, Edwin, 1797-1861 Call Number: Zc20 +822ja Image Count: 41 Resource Type: Maps, Atlases & Globes Subject (Geographic): Missouri River--Discovery and Found in: Beinecke Rare Book and Manuscript Library > Account of an expedition from Pittsburgh to the Rocky Mountains : performed in the years 1819 and '20, by order of the Hon. J.C. Calhoun, Sec'y of War ; under the command of Major Stephen H. Long : from the notes of Major Long, Mr. T. Say, and other gentlemen of the exploring party / compiled by Edwin James, botanist and geologist for the expedition ; in two vols., with an atlas.