Primary Sources: Letters and Diaries
- John Perry (Surgeon 20th Massachusetts Volunteer Infantry) Civil War Letters
- David W. Voyles (Surgeon 66th Indiana Volunteer Infantry) Civil War Letters
- Asa Bean (Union Hospital Surgeon) Civil War Letters
- B.F. Stevenson (Surgeon 22nd Kentucky) Civil War Letters
- Manly Stacey (111th New York Volunteer Infantry) Civil War Letters