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).
Adaptation of a cross rotary valve to a 3.5 litre, six-cylinder engine.
| Identifier | ExFiles\Box 158\4\ scan0155 | |
| Date | 24th May 1937 | |
| SECTION AA{D. Abbot-Anderson} SECTION BB SECTION CC ROTARY VALVE TO 3.5 LITRE, SIX CYLINDER ADAPTATION OF CROSS ROTARY VALVE TO 3.5 LITRE, SIX CYLINDER ENGINE DRAWN A.E.C TRACED E.L.E CHECKED H.R.C DATE 24-5-37 R.C. CROSS CONSULTING ENGINEER COMBE DOWN, BATH Drg. No 970 | ||