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).
Gear failure with Castrol 'R' oil, mandating the switch to Whitmore's oil for all hypoid axles.
| Identifier | ExFiles\Box 145\2\ scan0225 | |
| Date | 19th July 1929 | |
| x4481. To By.{R.W. Bailey - Chief Engineer} from Hs.{Lord Ernest Hives - Chair} c. to Mx.{John H Maddocks - Chief Proving Officer} Sft.{Mr Swift} C. to Wor.{Arthur Wormald - General Works Manager} Hsl.MJ.19.7.29. x4481. OIL FOR HYPOID XXXXX REAR AXLES. ----------------- We have had a failure of the gear picking up when running with Castrol 'R' Oil. We cannot afford the risk of this happening and therefore, for the time being we must stick to Whitmore's oil for all hypoid axles. , Hs.{Lord Ernest Hives - Chair} | ||