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).
Returning Wraith speedometers for recalibration.
| Identifier | ExFiles\Box 165\2\ img112 | |
| Date | 5th August 1937 | |
| To HPS{Horace Percy Smith - Experimental Factory Mgr}/CEP. c.c. to Wst/CAP. 60651 Rm{William Robotham - Chief Engineer}/Wst.6/JH.5.8.37. re Wraith Speedometers off 24-G-VI and 25-G-VI. Will you please arrange for speedometers No.U.316 and S.919 to be returned to the makers for recalibration to the new revs-per-mile value of 776. Rm{William Robotham - Chief Engineer}/Wst. | ||