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 manufacture an experimental Spectre dynamo according to specific drawings and materials.
| Identifier | ExFiles\Box 60\4\ Scan231 | |
| Date | 25th September 1934 | |
| RHC.{R. H. Coverley - Production Engineer} From Hs{Lord Ernest Hives - Chair}/Wst. r6099. Hs{Lord Ernest Hives - Chair}/Wst.5/MA.25.9.34. EXPERIMENTAL SPECTRECodename for Phantom III DYNAMO. Will you please have made for us a SpectreCodename for Phantom III dynamo with the armature machined and wound as per drawing DB{Donald Bastow - Suspensions}513 and with field poles machined to our drawing EL29. The field should consist of as many turns as possible in the available space of 19 SWG D.C.C. superfine wire. Hs{Lord Ernest Hives - Chair}/Wst. | ||