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).
Page 2 of a numbered list detailing vehicle modifications and improvements.
| Identifier | WestWitteringFiles\R\October1927-December1927\ Scan094 | |
| Date | 21th November 1927 guessed | |
| (2) (20) Packing removed from beneath front springs. (21) Cast dash. (22) New bonnet with improved lock. (23) Petrol tank sump modified to give more ground clearance. (24) Modified swan neck exhaust pipe. (25) Sheet metal wing stays. (26) .900 lead worm. (27) New type slipper flywheel. R.{Sir Henry Royce} | ||