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 decision to use an 11' Borg & Beck clutch on 25 HP engines for Large Bore 20/25 Units.
| Identifier | ExFiles\Box 103\1\ scan0189 | |
| Date | 3rd October 1935 | |
| To RHC.{R. H. Coverley - Production Engineer} X512 Hs{Lord Ernest Hives - Chair}/Gry.{Shadwell Grylls}3/KW.3.10.35. Large Bore 20/25 Units. We have decided to use the 11" Borg & Beck clutch on 25 HP. engines. Will you please incorporate an operating lever to Hs.{Lord Ernest Hives - Chair}2159, instead of Hs{Lord Ernest Hives - Chair}/Gry.{Shadwell Grylls} | ||