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).
Asking about the cause of bakelite tracking on H.T. ignition parts.
| Identifier | ExFiles\Box 39\3\ Scan288 | |
| Date | 7th March 1928 | |
| Y3573 EFC. from E.{Mr Elliott - Chief Engineer} E2/M7.3.28. RE BAKELITE TRACKING. From time to time you have drawn attention to various cases of bakelite tracking on H.T. ignition parts. Do you think this is influenced by the presence of the powdered filling, or would the clear bakelite track as easily due to the charred material being conductive ? E.{Mr Elliott - Chief Engineer} | ||