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).
Summary of an investigation where no cause for a reported trouble was found.
| Identifier | ExFiles\Box 58\1\ Scan125 | |
| Date | 30th December 1926 guessed | |
| details which may be the cause of the trouble, but so far everything seems in order. EP.{G. Eric Platford - Chief Quality Engineer} | ||