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).
Tests on a side torque damper and engine mounting dampers.
| Identifier | ExFiles\Box 1\4\ B001_X 100a-page014 | |
| Date | 8th November 1932 | |
| x405 Chatearoux 8/11/32 To H.S/R.M. We note your remarks of AL 5/11/32 We have tried the following tests today. (1) deleted the side torque damper Result. Torque period at 11 to 12 MPH & as before the latter rough also period noticed at 40 MPH Overrun bad 50-40 (2) tightened up the dampers of the engine mounting in conjunction with No 1. test. | ||