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).
Cover memo for an attached report concerning Tungsten points and their reaction to current density.
| Identifier | ExFiles\Box 35\6\ scan 034 | |
| Date | 7th April 1921 | |
| X.2894 To R & E.{Mr Elliott - Chief Engineer} from EFC. c. CJ. & PN.{Mr Northey} c. EWT. for R.R.Inc. EFC5/T7.4.21. X.2894 - TUNGSTEN POINTS. Attached please find report of my assistant on Tungsten contacts as affected by current density, etc. EFC. | ||