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).
Note detailing the clutch designs used on various Bentley series.
| Identifier | ExFiles\Box 85\2\ scan0208 | |
| Date | 23th November 1935 | |
| X212 23.11.35. Bentley Clutch. Original design fitted to A, B, C, & D.{John DeLooze - Company Secretary} series. N.Sch. 3948 " " E & F.{Mr Friese} series Borg & Beck - 1st in 'G' series. Above information from BY/Mr. Shelton. | ||