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).
The Spectre Rear Axle, detailing its specifications and similarity to the J.3. (or Vulture) model.
| Identifier | ExFiles\Box 92\5\ scan0002 | |
| Date | 18th April 1934 | |
| X4644 302 To Dr. from Da.{Bernard Day - Chassis Design} c. Mr. E.{Mr Elliott - Chief Engineer} Hs.{Lord Ernest Hives - Chair} AHG. Hdy.{William Hardy} Da.{Bernard Day - Chassis Design}2/HP.18.4.34. SpectreCodename for Phantom III Rear Axle. Herewith we send N. Sch.4028 showing the rear axle tubes and driving shafts. The axle tube is similar to J.3. (or Vulture) except as to length, and is intended to be manufactured in the same way. The dimensions of the axle shaft are also those of J.3. Da.{Bernard Day - Chassis Design} | ||