Workers mining ice in a field

1000 × 673

Railroad worker with tools

1519 × 1227

Workers processing hay in a factory

1365 × 1062

Crew on the Mauretania

4841 × 3322

Dock Workers on Pier

3543 × 2362

Group of workers in a factory

1400 × 991

RMS Olympic at dock

1920 × 1200

Container Crane Lifting Cargo

3008 × 2000

Men loading cargo onto a ship

2877 × 3655

Workers on a Ship

2048 × 928

Large Red Cargo Ship

1024 × 768

Child laborers at a factory

1680 × 1182