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).
Blueprint for strengthening plates, showing dimensions and placement.
| Identifier | ExFiles\Box 112\1\ scan0109 | |
| Date | 5th December 1938 | |
| I · B · 50 5-12-38 FRONT WHEELS BACK OF DASH STRENGTHENING PLATES SCALE 1½" = 1' RM{William Robotham - Chief Engineer} / CLM.{D. D. Clapham} 34.5 9" 5" 3" | ||