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).
Diagram showing a standard oil filler pipe and a suggested alteration for a 30 HP car.
| Identifier | ExFiles\Box 130\2\ scan0018 | |
| Date | 4th July 1936 guessed | |
| 30 H.P. CAR. STANDARD OIL FILLER PIPE REVITS. A.{Mr Adams} B. OIL FROM ENGINE. OIL WE SUGGEST THAT THE FACE JOINT TO THE LEATHER WASHER OF THE FILLER CAP SHOULD BE MADE DIRECT TO THE ALUMINIUM BODY OF THE SPOUT B AS SHOWN IN FIG 2. NECESSITATING SLIGHT MODIFICATIONS TO THE PRESSING A.{Mr Adams} (I.E.) REMOVING TOP FLANGE. N.B IT MIGHT BE ADVISABLE TO INCREASE THE SPRING PRESSURE IN THE FILLER CAP ALSO. SUGGESTED ALTERATION. K.F. SCHOLES | ||