The Dudbridge Iron Works Limited of Stroud, Gloucestershire, England was a reciprocating engine manufacturer including Salmson water-cooled aero-engines under licence from Salmson in France from 1914 to 1918.[1]

Bullock, Arthur (2009). Gloucestershire Between the Wars: A Memoir. The History Press. ISBN 978-0-7524-4793-3. (Page 168)
Salmson aero engines | |||||||
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| Three-cylinder air-cooled radial engines | |||||||
| Five-cylinder radial engines |
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| Seven-cylinder radial engines |
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| Nine-cylinder radial engines |
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| 14-cylinder water-cooled radial engines |
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| 18-cylinder air-cooled radial engines |
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| Six-cylinder air-cooled inline engines |
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| Eight-cylinder air-cooled V8 engine | |||||||
| Licenses | |||||||