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 not to standardise the Bar Type bonnet lock for the 25 HP model.
| Identifier | ExFiles\Box 25\1\ Scan128 | |
| Date | 26th February 1932 | |
| X1140 To Hn.{F. C. Honeyman - Retail orders} From Hs.{Lord Ernest Hives - Chair} Hs.{Lord Ernest Hives - Chair}5/MJ.26.2.32. BONNET LOCKS. Replying to Hn.{F. C. Honeyman - Retail orders}6/1/22.2.32. At present we do not propose to Standardise the Bar Type bonnet lock for the 25 HP. We have not found the same necessity on this car, as on Phantom 11. Hs.{Lord Ernest Hives - Chair} | ||