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).
Drawing illustrating a crack in a cylinder head near the valve seats.
| Identifier | ExFiles\Box 65a\3\ scan0311 | |
| Date | 2nd November 1936 | |
| CYLINDER HEAD CRACKED HERE 2-11-36 C.T.S. | ||