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).
Engine variants 'Ripple', 'Ripplet', and 'Rippletto' for the 'WISP' project.
Identifier | ExFiles\Box 118\1\ scan0316 | |
Date | 5th November 1940 guessed | |
Ripple - Bailey Sn.{Mr Sanderson} alum engine - 6 cyl Ripplet - B60 - Cast Iron - 6 cyl. Rippletto - B40 - Cast iron - 4 cyl. all have B.S. body. Dash to front wheels. reduced firstly by change BH Unit to B60 Unit. & secondly by take 2 cyl off the B60 to make B40. WISP 98E | ||