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 requirements for fitting electric clocks to various experimental car models.
| Identifier | ExFiles\Box 62\2\ scan0005 | |
| Date | 21th October 1931 | |
| X6022 To By/RD. From Hs{Lord Ernest Hives - Chair}/Lid.{A. J. Lidsey} Hs{Lord Ernest Hives - Chair}/Lid.{A. J. Lidsey}1/MJ.21.10.31. X6022 X6026 ELECTRIC CLOCKS FOR CARS. If it is decided to fit electric clocks to all experimental cars, the following will be necessary :- 12-G4. - To suit patch instrument panel. 16-G4. - " " " " " 17-G4. - " " " " " 19-G4. - " " non patch instrument lay-out. 20-G4. - " " " " " 14-EX. - To suit patch instrument panel. 19-EX. - " " " " " 20-EX. - To suit non patch instrument lay-out. 22-EX. - To suit patch instrument panel. Boyce electric clocks are at present fitted to 18-G4., 25-EX., 27-EX. (all patch instruments). Hs{Lord Ernest Hives - Chair}/A.J.Lidsey. | ||