Subjects
- Prohibition -- United States.1
- Public health -- United States.1
- Quarrying.1
- Roads -- Michigan.1
- Roads -- United States.1
- Sheep.1
- Sleeping.1
- Snowmobiles.1
- Storms.1
- Street-railroads -- Michigan -- Detroit.1
- Strikebreakers -- Michigan.1
- Strikes and lockouts -- Michigan.1
- Strikes.1
- Submarines.1
- Tanks (Military science)1
- Temperance -- United States.1
- Trade-unions -- Automobile industry workers -- Michigan.1
- Traffic accidents.1
- Traffic congestion.1
- Traffic engineering -- Michigan.1