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Subjects
- United States. Army of the Potomac[remove]6
- American Civil War5
- United States5
- Military Personnel3
- Hospitals, Military2
- Military Medicine2
- Personnel Management2
- Cholera1
- Fossils1
- Mobile Health Units1
- National Board of Health (U.S.)1
- Organization and Administration1
- United States. Army of the Potomac. Ambulance Corps1
- United States. Army. Surgeon General's Office. Nursing Division1
- Walter Reed Army Hospital (Washington, D.C.)1
- Yellow Fever1
- Yellow Fever Commission (U.S.)1