This collection consists of papers of Lt. Col. Charles F. Morse of the 2nd Mass. Infantry, primarily letters written by Morse during the Civil War to his father Robert McNeil Morse, his mother Sarah (Clark) Morse, his brother Robert McNeil Morse, Jr., and his sister Ellen Clark Morse. Letters written from various posts throughout the southern states describe camp life, military routine, battles, and campaigns, including the battles of Cedar Mountain, Antietam, Chancellorsville, Resaca, and the siege of Atlanta in 1864. Many of the letters include drawings.