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).
And a diagram about changes to a casing, bearings and chassis.
| Identifier | ExFiles\Box 173\4\ img102 | |
| Date | 26th November 1933 guessed | |
| 6 They have actually used the main casing with a complete groove in the lower half. 3 chassis were in the lower half. Wheeled by a two row pipes. (Diagram annotation) pipe dipping into oil in bottom half (3) They have had a change to a four bearing from three, because of the middle periods which were lining chassis in large numbers. During the war period one of the Graham Saloons [illegible] I went into the Kimber Plant and drove a new 12 cylinder 2-seater which was Coach. The engine was incredibly simple but the car handled magnificently well. | ||