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).
List of design schemes and evaluations for the Silver Wraith 60 and 80 models.
| Identifier | ExFiles\Box 109\1\ scan0014 | |
| Date | 2nd July 1938 guessed | |
| Designs - (Hdy{William Hardy}). Rear Axle - Spring Fixing Silver Wraith 60. Designs. (1) Front Engine Mounting. Silver Wraith 80. Designs. Ev.{Ivan Evernden - coachwork} (1) Hydraulic Front Brakes and their operation. Ev.{Ivan Evernden - coachwork} (2) Larger diameter road spring and modified lower triangle lever to suit, with new yoke piece raising the car. (3) Pedal and servo operation to suit hydraulic brakes. (4) Front engine mounting. + denotes completed scheme and issued. @ scheme in hand. o No scheme required. | ||