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).
Updating on the progress of testing for an automatic field resistance inserting switch unit.
| Identifier | ExFiles\Box 59\1\ Scan087 | |
| Date | 11th December 1926 | |
| W/S. To PN.{Mr Northey} from EFC. X4008 EFC1/11.12.26. AUTOMATIC FIELD RESISTANCE INSERTING SWITCH UNIT. Answering your PN{Mr Northey}2/EH30.11.26, we have not yet issued a further report. We have, however, three of these units ready and completely tested on the bench, and two of these have been handed over for placing on experimental cars. A report of the results of our bench tests will be issued during the next few days. EFC. | ||