Subjects
- Account books1
- Canal Zone1
- Cargo ships1
- Letters (correspondence)1
- Love letters1
- Merchant marine--United States1
- Merchants--Maryland1
- Panama--Description and travel1
- Ship's papers -- 19th century1
- Shipping--United States[remove]4
- United States. Navy--History--20th century1
- United States. Navy--History--World War, 1939-19451
- Women--Social life and customs.1
- World War, 1914-19181