Topic
- Signs and signboards421
- Coaster cars394
- Basketball384
- Labor leaders382
- Business people363
- Boxers (Sports)362
- Presidents360
- Aeronautics359
- Old Main, Wayne State University342
- Police339
- Boxing325
- Baseball322
- Bridges304
- Strikes302
- Student activities297
- University of Michigan274
- Automobile industry unions259
- Baseball players253
- Parades & processions251
- African Americans244