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 fit either a Polyrhoe or standard carburetter to a Napier Chassis engine.
| Identifier | ExFiles\Box 23\2\ Scan013 | |
| Date | 21th June 1912 | |
| Re Napier Chassis. TBB1/L21612. Mr Elliott 21.6.12. Please arrange as soon as possible for a Polyrhoe (the small one) or our standard carburetter to be fitted to this engine. Whichever carburetter is most convenient should be arranged for. Handwritten: X826 [crossed out] X437 | ||