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).
Confirming that reels of B.I. Helsby High Tension Cable have passed tests and can be issued to production.
| Identifier | ExFiles\Box 167\3\ img081 | |
| Date | 20th August 1937 | |
| To O/Mt. c. to RHC{R. H. Coverley - Production Engineer}/SMD.{J. Smedley} c. to RC{R. Childs}/CAP. 6110 Rm{William Robotham - Chief Engineer}/RC.{R. Childs}11/JH.20.8.37. re B.I.Helsby High Tension Cable. Please note that 10 reels BI.166-175 have now passed the required tests and may be issued to production; Rm{William Robotham - Chief Engineer}/RC.{R. Childs} | ||