- Horse sports.1
- Horses--Training.1
- Infantry.1
- Intrenchments.1
- Inventions.1
- Japan--Relations--China.1
- Japan--Relations--United States.1
- Kahn, Florence P.1
- Lexington (Aircraft carrier : 1927-1942)1
- Lunn, George.1
- MacNider, Hanford, 1889-1968.1
- Machine guns--Testing.1
- Manchuria (China)--History.1
- Marching bands--United States.1
- Marie, Queen, consort of Ferdinand I, King of Romania, 1875-1938.1
- Means, Rice William, 1877-1949.1
- Memorial service.1
- Military bands.1
- Military ceremonies, honors, and salutes--United States.1
- Military education--United States.1