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).
Schematic and notes for the exhaust system on E.R. Hall's car.
| Identifier | ExFiles\Box 90a\2\ Scan074 | |
| Date | 9th July 1934 guessed | |
| EXHAUST SYSTEM - E.R. HALL'S CAR. 2.500 OUTSIDE DIA 14 S.W.G SILENCER 4.250 DIA 16 GAUGE INSIDE DRUMS 2.250 OUTSIDE DIA 14 S.W.G THE TUBE FOR THIS PIPE IS ON ORDER Expansion box held up in a similar manner to the existing std. one. Pipe runs into this box eccentrically. To be run on test bed before being fitted. | ||