Other
Strikes
2
Blind persons
1
Braille
1
Bridges
1
Broom & brush industry
1
Camps
1
Dogs
1
Educational buildings
1
Employment
1
Flood control
1
Handicapped persons
1
Hospitals
1
Judicial proceedings
1
Monuments & memorials
1
Mounted police
1
Planetariums
1
Post offices
1
Power plants
1
Prison facilities
1
Public utility companies
1
Students
1
Universities & colleges
1
War blackouts
1