Letter from Jason Lee to the Corresponding Secretary of the Missionary Society of the Methodist E. Church, February 6, 1835
Letter from Jason Lee to the Corresponding Secretary of the Missionary Society of the Methodist E. Church, June 1, 1834
Letter from Jason Lee to the Christian Advocate and Journal, June 25, 1834
Letter from Jason Lee to the Christian Advocate and Journal, April 29, 1834
Reverend Jason Lee's Diary, 1833-1838
Colton's map of the states and territories west of the Mississippi River to the Pacific Ocean showing the overland routes, projected rail road lines, &c., 1864
A new map of Texas, Oregon and California: with regions adjoining / compiled from the most recent authorities, 1849
Map of Henry Miller's overland journey to Oregon, circa 1852