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).
Modification to the Wraith III's high engine mounting for its torque snubbers.
| Identifier | ExFiles\Box 8\7\ 07-page16 | |
| Date | 13th March 1937 | |
| Smith 622. SECRET BY.{R.W. Bailey - Chief Engineer} c. Rm.{William Robotham - Chief Engineer} HPO. Fmn/Why. E/JNR.{Charles L. Jenner}1/HP.13.3.37. Wraith III - High Engine Mounting. We send you herewith LeC.5569 showing a modification to the high engine mounting which consists of arranging the torque snubbers so that they can be initially loaded. The preliminary experiments on the Bentley indicate that the above should be incorporated in the design. E/JNR.{Charles L. Jenner} | ||