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).
Blueprint showing a cross-section view (Fig. VI, Section A.C.) of a mechanical component.
| Identifier | ExFiles\Box 149\2\ scan0211 | |
| Date | 5th April 1939 | |
| SECTION A.C. FIG. VI. AHS 5.4.39. | ||