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).
The performance of the clutch and gearbox, noting weak clutch springs.
| Identifier | Morton\M1.1\ img006 | |
| Date | 1st August 1921 | |
| [Handwritten]: Contd. ID [Illegible handwriting] Hs{Lord Ernest Hives - Chair}1/LG4. 8.21. ******************* Clutch. The springs in the clutch are too weak to hold [Handwritten: 9] the full torque on top gear. The clutch is very free. We have had trouble with the clutch trunnion thrust race. Gear Box. The gears appear very good for silence - the box is also good for oil-retaining. Hs.{Lord Ernest Hives - Chair} [Upside down text at bottom]: R.R. 226A (100 T) S.H. 798. 10-12-20. C. 2947 | ||