Test results for B.I. Helsby High Tension Cable reels.
| Identifier | ExFiles\Box 167\3\ img080 | |
| Date | 12th August 1937 | |
| To G {Mr Griffiths - Chief Accountant / Mr Gnapp} /Mt. c. to RHC {R. H. Coverley - Production Engineer} /SMD. {J. Smedley} c. to RC {R. Childs} /JJ. 6110 Rm {William Robotham - Chief Engineer} /RC. {R. Childs} 4/JH.12.8.37. re B.I. Helsby High Tension Cable. Please note that 9 reels BI.157 - 165 have passed the required tests and may be issued to production. BI.156 has failed on the ionisation test and should be returned to the makers. Rm {William Robotham - Chief Engineer} /RC. {R. Childs} | ||
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).