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 use of 'Superflexit' flexible piping for the Wraith III riding control pipes.
| Identifier | ExFiles\Box 8\10\ 10-page172 | |
| Date | 27th April 1938 | |
| Dr/D50 C. Rm.{William Robotham - Chief Engineer} ------ 627 DA.{Bernard Day - Chassis Design}11/G.27.4.38. WRAITH 111. RIDING CONTROL PIPES. Please receive herewith the following scheme F.CD.637 Flexible Piping from frame to Damper. The above scheme shews a "Superflexit" standard flexible pipe from the governor to the frame, in place of the oil coil shewn on F.OD.441. This will modify the frame drilling. Please detail as soon as possible. A.F.M. DA.{Bernard Day - Chassis Design} | ||