Narrative of an expedition to the source of St. Peter's River, Lake Winnepeek, Lake of the Woods, &c., &c., performed in the year 1823, by the order of the J. C. Colhoun, Secretary of War, under the command of Stephen H. Long, major U.S.T.E. Compiled from the notes of Major Long, Messrs. Say, Keating, and Calhoun - Keating, William Hypolitus, 1799-1840 (American Culture Series II., 1824)