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).
Comparing various types of enamelled wire.
| Identifier | ExFiles\Box 164\5\ img021 | |
| Date | 21th January 1931 guessed | |
| (2) in that report providing consistency of wire diameter can be obtained we consider Connollys to be a sound grade of wire. The French wire is apparently a better wire but not quite as good as Swiss and Dudlo electrically. At any rate we still consider Connollys to be the best British enamelled wire. H E West | ||