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).
Confirming the fitting of special parts to chassis No. B.57.KW.
| Identifier | ExFiles\Box 89\4\ scan0149 | |
| Date | 10th August 1937 | |
| TO Mx{John H Maddocks - Chief Proving Officer}/Skn. from Rm{William Robotham - Chief Engineer}/Swdl.{Len H. Swindell} 261 Rm{William Robotham - Chief Engineer}/Swdl.{Len H. Swindell}2/AP.10.8.37 CHASSIS No.B.57.KW. - VANDERVELL. In reply to your memo Mx{John H Maddocks - Chief Proving Officer}/Skn.20/T.4.8.37, we confirm that special die cast Hall's metal bearings and special cylinder head with 'Corrujoint gasket' giving a compression ratio of 6.9:1 have been fitted to the unit in the above chassis. Rm{William Robotham - Chief Engineer}/Swdl.{Len H. Swindell} | ||