Steam locomotive in workshop

1024 × 780

Child laborers at a factory

1680 × 1182

Child labor in early 1900s factories

3060 × 4211

Group of workers in a factory

1400 × 991

Women working in a factory

1400 × 1044

Women working on aircraft assembly

1920 × 1507

Women working at a brick factory

1600 × 1200

Factory workers at a machine shop

3000 × 2376

Dock workers loading cargo

2800 × 2248

Workers at a steel mill

1600 × 1200

Workers welding metal sheets

5040 × 3327

Rail yard with freight cars and bridge

2700 × 2169

Girl with skull on pedestal

800 × 600

Family in a makeshift camp

1080 × 1085

Ship launching ceremony

1000 × 762

Brooklyn waterfront with bridge

1600 × 1000

Manhattan Bridge under construction

1200 × 723

Child collecting trash in polluted water

1600 × 1057

Protesters hold banner of stolen lives

2500 × 1667

Flower vendors in Victorian London

1426 × 700