Marshall, Sons & Co.
Former Britannia Iron Works buildings on Beaumont Street, Gainsborough, 2008  | |
| Company type | Private | 
|---|---|
| Industry | Agricultural engineering | 
| Founded | 1848 | 
| Defunct | 1947 | 
| Fate | Taken over | 
| Successor | Marshall Fowler Ltd  British Leyland  | 
| Headquarters | Gainsborough, Lincolnshire | 
| Products | Steam engines, Portable engines, Threshing machines, Tractors  | 
Marshall, Sons & Co. was a British agricultural machinery manufacturer founded in 1848. The company was based in the Britannia Iron Works, Gainsborough, Lincolnshire. Early production was of steam engines and agricultural machinery. Later production included diesel tractors such as the Field Marshall, Track Marshall and former Leyland wheeled tractors.