Other
Employment
Railroad employees
Women
3
African Americans
2
Grain elevators
2
Railroad stations
2
Railroad tracks
2
Athletes
1
Buses
1
Civil rights
1
Coal
1
Electric railroads
1
Flower shows
1
Girard Point Grain Elevator (Philadelphia, Pa.)
1
Greenwich Point Coal Terminal (Philadelphia, Pa.)
1
Labor unions
1
Local transit
1
Machinery
1
Marine terminals
1
Mexican Americans
1
Music ensembles
1
Passengers
1
Pickets
1
Picnicking
1
Piers & wharves
1
Power plants
1
Railroad bridges
1
Railroad freight cars
1
Railroad locomotives
1
Railroad passenger cars
1
Railroad shops & yards
1
Railroad signals
1
Salvage
1
Vocational education
1
Wrecking
1