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).
The Rippletto Frame, attaching a copy of a related document.
| Identifier | ExFiles\Box 118\1\ scan0244 | |
| Date | 26th April 1940 | |
| 1022 HH. from Rm.{William Robotham - Chief Engineer} Rm.{William Robotham - Chief Engineer}2/JS.{Mr Johnson's Secretary}26.4.40. RIPPLETTO FRAME. Further to our memo of 22nd inst. I attach herewith copy of HPS{Horace Percy Smith - Experimental Factory Mgr}/CP6/SW.19.4.40. Rm.{William Robotham - Chief Engineer} | ||