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).
Internal memorandum regarding speedometer calibration and fitting for Bentley 11 & 12.B.V. instruments.
| Identifier | ExFiles\Box 165\2\ img190 | |
| Date | 3rd May 1939 | |
| To Roy{Sir Henry Royce}, from HPS{Horace Percy Smith - Experimental Factory Mgr}/WSC.{W. S. Cassel} HPS{Horace Percy Smith - Experimental Factory Mgr}/WSC.{W. S. Cassel}15/BA.3.5.39. 0/52440. Bentley 11 & 12.B.V. Instruments. Further to HPS{Horace Percy Smith - Experimental Factory Mgr}/WSC.{W. S. Cassel}7/BA.3.4.39 instructing for 2 speedometers similar to DB.{Donald Bastow - Suspensions}2123 with the exception of the revolution ratio, we are now informed in By/RD.4/B.2.5.39 that the calibration for the instruction for 11.B.V. is to be 727 r.p.m. and the one for 12.B.V. to be 762 r.p.m. Will you please, therefore, communicate this information to the A.T.Company and inform them that we wish to fit the speedometers at Park Wards and that 11.B.V. is scheduled to leave on Saturday May 6th. HPS{Horace Percy Smith - Experimental Factory Mgr}/WSC.{W. S. Cassel} | ||