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).
Noting an engine has been moved to a test bed to complete 30 hours of running.
| Identifier | ExFiles\Box 43\4\ Scan261 | |
| Date | 1st March 1930 | |
| - 2 - EF3/H1.3.30. We have now changed the engine over to the test bed so as to complete the remaining 30 hours running. EP.{G. Eric Platford - Chief Quality Engineer} | ||