Early letters describe his experiences in the U.S. Army in northern California at the Round Valley Indian Reservation and Fort Bragg. The five Civil War letters relate mainly to Dillon's dissatisfaction with his rank and his chances for promotion. Folder 3 Series 2. About 145 items. About 120 items.
Letters are chiefly about family matters.
Folders 4-9 Subseries 2.2. Undated and 1927 About 25 items. Undated letters and fragments to Frances Polk Dillon. Letters have been arranged by correspondent when possible.