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).
Recommendation to switch brake lining material from Tenoid to Ferodo due to increased squeaking.
| Identifier | ExFiles\Box 26\4\ Scan376 | |
| Date | 1st April 1929 | |
| To BY.{R.W. Bailey - Chief Engineer} from Hs.{Lord Ernest Hives - Chair} c. to Wor.{Arthur Wormald - General Works Manager} X719 HS{Lord Ernest Hives - Chair}3/LG3. 4. 29 X4466 S.S. BRAKE MATERIAL. After considerable experience with Tenoid brake lining, we now consider that we should drop the use of this material and only use Ferodo. There are no advantages in Tenoid, in fact our impression now is that the squeaks are worse with this material. Hs.{Lord Ernest Hives - Chair} | ||