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).
Noting an alteration to the inertia ring for a semi-flexible low inertia flywheel.
| Identifier | ExFiles\Box 129\4\ scan0200 | |
| Date | 20th April 1938 | |
| To HPS.{Horace Percy Smith - Experimental Factory Mgr} c. RmWym. 1110 ? Rm{William Robotham - Chief Engineer}/NRC.{N. R. Chandler}1/JH.20.4.38. re SEMI-FLEXIBLE FLY HEEL LOW INERTIA. With reference to memo. Rm{William Robotham - Chief Engineer}/NRC.{N. R. Chandler}5/MH.{M. Huckerby}13.4.38. Will you kindly note that the inertia ring Rm.{William Robotham - Chief Engineer}502 is now altered to SM instead of AC. Rm{William Robotham - Chief Engineer}/NRC.{N. R. Chandler} | ||