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Subject
- Public safety.[remove]3
- Traffic safety.2
- Automobiles.1
- Cable cars (Streetcars)1
- Death.1
- Interviews.1
- Megaphones.1
- Pennsylvania Avenue (Washington, D.C.).1
- Police training--United States.1
- Railroad accidents.1
- Railroad tracks--Maintenance and repair.1
- United States Capitol (Washington, D.C.)1
- Walker, James John, 1881-1946.1
- Washington Monument (Washington, D.C.)1