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).
Report page detailing conductance tests performed on insulations at high temperatures.
| Identifier | WestWitteringFiles\S\September1928-October1928\ Scan124 | |
| Date | 1st October 1928 guessed | |
| -2- Contd. starting in each case from cold or ambient temperature, in addition to which we are conducting conductance tests of insulations xx at high temperatures on the bench. EFC. | ||