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).
Design position update for the future development of the Merlin engine, sheet 10a.
| Identifier | ExFiles\Box 161a\4\ scan0097 | |
| Date | 2nd July 1936 guessed | |
| ITEM. (sheet 10a) DESIGN POSITION. MERLIN - FUTURE DEVELOPMENT (CONTINUED) Lightened engine - Lightened spring drive. In hand. -do- " camshaft drive. In hand. -do- " scavenge pipe. In hand. | ||