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).
Instructing HPS to arrange for a torsional indicator drive shaft to be taken from the camshaft of a B. 80 unit.
| Identifier | ExFiles\Box 124\1\ scan0029 | |
| Date | 7th March 1939 | |
| 1044. To HPS.{Horace Percy Smith - Experimental Factory Mgr} Rm{William Robotham - Chief Engineer}/Swdl{Len H. Swindell} 2/ER 7.3.39. B. 80 Unit. Will you please instruct for a torsional indicator drive shaft to be taken from the camshaft of the above unit. Rm{William Robotham - Chief Engineer}/Swdl.{Len H. Swindell} | ||