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).
List of new and replaced parts related to strengthened 3rd speed dogs for different gearbox configurations.
| Identifier | ExFiles\Box 137\3\ scan0141 | |
| Date | 16th November 1939 | |
| Ev.{Ivan Evernden - coachwork}1/16.11.39. STRENGTHENED 3RD SPEED DOGS. PD.495 SECTION 6040. FOR PD.477. LOP. GB.5394. New Parts. R.G. 100 - 3rd. speed driven gear. R.G. 102 - 3rd. and 4th. Sliding piece. Replaced Parts. GB.5332 - 3rd. speed driven gear. GB.5140 - 3rd. and 4th. Sliding piece. FOR GEARBOX TO LOP.GB.4945 - on 33.G.VII. New Parts. R.Q. 101 - 3rd. Speed driven gear. R.Q. 102 - 3rd. and 4th. Sliding piece. Replaced Parts. GB.4193 - 3rd. Speed driven gear. GB.5140 - 3rd. and 4th. Sliding piece. Ev.{Ivan Evernden - coachwork} | ||