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).
Request to make up an air silencer and fit a new front apron to chassis 21-G-IV.
| Identifier | ExFiles\Box 5a\4\ 04-page118 | |
| Date | 12th September 1934 | |
| To REC. X5840 Ha/YD.17/KW.12.9.34. 21-G-IV. Further to the modifications at present being carried out on the above, will you please have an air silencer made up to Lst.4043 and a new front apron fitted. Ha/V.Dodd. | ||