Last Updated on May 23, 2025 by Matt Staff
In the early 1900s, steelworkers and miners formed the backbone of our nation’s industrial progress. They worked in brutal conditions like underground shafts, smoky mills, and searing heat, with little protection and few rights. Many were immigrants or young boys, driven by the promise of steady pay and a better future. Though their names are lost to history, their labor helped build the cities, railroads, and factories that transformed America.
Once frozen in black and white, these images offer a vivid glimpse into the faces, gear, and surroundings of a generation that shaped a nation with their hands. Each photo is a quiet tribute to the strength and sacrifice of workers whose daily grind built the world we live in today. Here are 20 colorized photos of steelworkers and miners in the early 1900s.
1. Steelworker waiting for a bus

2. Fabricating hull plates for the U.S. Navy

3. Breaker boys at the Woodward Coal Mines, 1900

4. At the Chicago Steel Mill

5. A miner from Silverton, Colorado

6. WWI Veteran fitted with a prosthetic limb for welding, 1919

7. Miners preparing to confront the federal troops during a strike, 1913

8. Liberty Fleet Steelworkers

9. A coal miner waiting to go underground

10. Working up on the Empire State Building

11. You can tell he put in a hard day’s work

12. Pouring molten steel from a furnace

13. A miner from Dougherty’s mine, Pennsylvania

14. Steelworker in Pittsburgh Mill

15. Coal miners at the Laura mine in West Virginia, 1908

16. Steelworkers taking a lunch break

17. It’s like a roller coaster ride into the mines, 1906

18. Working on the Empire State Building

19. Trapper boy keeping the miners safe, 1908

20. Workers on top of the Woolworth building, 1926

Want to check out more 20th-century content?
Try out 19 Vintage Photos of Strongmen and Strongwomen from the 1900s, or take a look at 15 Colorized Photos From The Olympics (1900s-1970s). Finally, if you want to take a look at photos of our military from the past, check out The Past In Color: 23 Colorized War Photos From Battles Of The Past (1900s-1940s).