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).
Reporting another failure of Pressure Ring G55792 on a 20/25HP chassis during testing.
| Identifier | ExFiles\Box 103\1\ scan0082 | |
| Date | 22th March 1934 | |
| GRY{Shadwell Grylls} X5300 HS{Lord Ernest Hives - Chair} C.D. from Mx.{John H Maddocks - Chief Proving Officer} Mx{John H Maddocks - Chief Proving Officer}6/T22.3.34. re. 20/25HP Chassis - Pressure Ring G55792. Further to my memo Mx{John H Maddocks - Chief Proving Officer}21/T1.3.34 - we have had a another Pressure Ring fail on chassis on test today. Up to a date we have had one Bentley and two 20/25HP failures. Mx{John H Maddocks - Chief Proving Officer} | ||