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).
Cross-section drawing showing a modification to part E76531 for petrol flow tests.
| Identifier | ExFiles\Box 13\3\ 03-page140 | |
| Date | 7th November 1929 | |
| Hs{Lord Ernest Hives - Chair} 241 of S.A.T.S.S 4-10-29 .300 .210 .2187 DIA X 1.387 -10 MODIFICATION TO E76531 PETROL FLOW TESTS DESIGN OFFICE No 17 7 NOV 1929 | ||