Steam locomotive at night

1600 × 1200

Great Lakes Engineering Works

4000 × 3154

Factory workers at a machine shop

1029 × 1024

Factory workers at their stations

2200 × 1723

Factory workers in warehouse

2300 × 1830

Factory floor with workers

2839 × 2240

Industrial site with smokestack

1024 × 725

Worker operating industrial machinery

4500 × 6291

Train engineer working at night

1600 × 1272

Industrial Panorama of a Steel Town

1200 × 263

Hand Cleaning Belts at Blackhall

1456 × 1040

Hand Cleaning Belts at Blackhall

1504 × 1040