From the Rolls-Royce experimental archive: a quarter of a million communications from Rolls-Royce, 1906 to 1960's. Documents from the Sir Henry Royce Memorial Foundation (SHRMF).
The decision to use a Bofor gun over the Rolls Royce 40 mm gun.
| Identifier | ExFiles\Box 144\4\ scan0162 | |
| Date | 22th November 1940 | |
| 1210 Hs.{Lord Ernest Hives - Chair} from Rm.{William Robotham - Chief Engineer} Hs{Lord Ernest Hives - Chair} file c. Ve. Rm.{William Robotham - Chief Engineer}11/ML.22.11.40. ULTRA HIGH VELOCITY GUNS. Further to Rm{William Robotham - Chief Engineer}/RH.{R. Hollingworth}2/17.11.40. General MacNaughton has now decided to use a Bofor since this has the inherent advantage of being able to accomodate a larger volume of propellant and, at the same time, a more robust barrel than the Rolls Royce 40 mm. gun. Rm.{William Robotham - Chief Engineer} | ||