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).
Request to fit a modification of small, grooved intermediate bearings to a B-4-A unit for France.
| Identifier | ExFiles\Box 82\3\ scan0315 | |
| Date | 29th May 1935 | |
| To RHC.{R. H. Coverley - Production Engineer} X209a Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer}11/KW. 29.5.35. B-4-A Unit for France. z Since you have had such success with the small, grooved intermediate bearings, will you please fit this modification to the above unit. Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer} | ||