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).
Query regarding a standardisation sheet for the Claudel Hobson petrol gauge, with a handwritten reply.
| Identifier | ExFiles\Box 44\2\ Scan107 | |
| Date | 1st March 1928 | |
| X4038 S/W Hs.{Lord Ernest Hives - Chair} C3/C1.3.28 Will you please let me know if you will shortly be issuing a standardisation sheet for the Claudel Hobson petrol gauge. C. Rm{William Robotham - Chief Engineer} This should be fitted correctly to 12EX HS{Lord Ernest Hives - Chair} | ||