![Nasmyth's patent steam hammer, copied by permission of the inventor from the machine in the great exhibition | Library of Congress Nasmyth's patent steam hammer, copied by permission of the inventor from the machine in the great exhibition | Library of Congress](http://tile.loc.gov/storage-services/service/pnp/cph/3c10000/3c10000/3c10400/3c10414v.jpg)
Nasmyth's patent steam hammer, copied by permission of the inventor from the machine in the great exhibition | Library of Congress
The Crucible - The Bethlehem Steam Hammer was built in 1891 by the Bethlehem Iron Company. It delivered a 125-ton blow. In the 20th century steam hammers were phased out by mechanical
![Steam Hammer. Nasmyth. - Early photography, Public domain image - PICRYL - Public Domain Media Search Engine Public Domain Search Steam Hammer. Nasmyth. - Early photography, Public domain image - PICRYL - Public Domain Media Search Engine Public Domain Search](https://cdn8.picryl.com/photo/1851/12/31/steam-hammer-nasmyth-a91d01-1024.jpg)