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- Military education 24
- United States. Army. Reserve Officers' Training Corps 24
- Artillery 13
- Military cadets 12
- Tanks (Military science) 10
- armored vehicle-launched bridge 4
- Howitzers 3
- Mortars (Ordnance) 3
- United States. Army--Non-commissioned officers 3
- United States. Army--Officers 2
- Armored personnel carriers 1
- Automobiles 1
- Ballistic missiles 1
- Machine guns 1
- Military trucks 1
- Portraits 1
- Rockets (Ordnance) 1
- Surveillance radar 1
- anti-tank gun 1
- fire-control system 1