Search Results
Found 122908 records
| No | Image | Details | Add to Album |
|---|---|---|---|
| 1 |  | y05687 Thomas Firth and Sons Ltd: round shot of 50 years ago | |
| 2 |  | y05688 Thomas Firth and Sons Ltd: Siemens-Martin Furnace - tapping the furnace - running molten steel into a ladle | |
| 3 |  | y05689 Thomas Firth and Sons Ltd: Siemens-Martin Furnace - pouring the molten steel into the moulds for projectile ingots | |
| 4 |  | y05690 Thomas Firth and Sons Ltd: Herault electric furnace - melting | |
| 5 |  | y05691 Thomas Firth and Sons Ltd: Stock oil-fired furnace - blowing | |
| 6 |  | y05692 Thomas Firth and Sons Ltd: Stock oil fired furnace - pouring the molten steel into the ladle | |
| 7 |  | y05693 Thomas Firth and Sons Ltd: forging projectiles - 25-ton hammers, under which the heaviest projectiles are forged | |
| 8 |  | y05694 Thomas Firth and Sons Ltd: Hammers used for forging smaller projectiles | |
| 9 |  | y05695 Thomas Firth and Sons Ltd: hollow forging - vertical and horizontal hydraulic presses for punching and drawing projectiles and hollow caps. | |
| 10 |  | y05696 Thomas Firth and Sons Ltd., East Gun Works - bogie annealing furnace for projectile forgings |
Found 122908 records.