First Edition thus. (1905). Near fine and complete. These four volumes are a reprinted portion of the same volumes Reuben Gold Thwaites's masterful 31-volume series on travel in the American West in the 18th and 19th centuries. Compiled from the notes of Major Stephen H. Long, Mr. T. Say, and other gentlemen of the party by Edwin James, botanist and geologist to the expedition. Edited with notes, introductions and index by Mr. Thwaites. This scarce set presents the account of the experiences of the Stephen H. Long expedition of 1819-1820, in which Long was sent to find the source of the Platte River in the Rocky Mountains, detailing his exploration from Pittsburg to the Rocky Mountains. With a large fold-out map in Vol. I depicting the drainage of the Mississippi River, along with several plates bearing black & white images of people and sights seen during the expedition. Just about fine in rust cloth, with gilt text, top edges gilt, remaining edges deckled, some fading to the spines of volumes two and three. Overall, an excellent are rare set thus.