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).
Registration and copyright details for Wheel Disc No. 748295.
| Identifier | ExFiles\Box 147\3\ scan0144 | |
| Date | 20th September 1938 | |
| 1247? Rm{William Robotham - Chief Engineer}/Mr. Grylls. NW.{N. Walker - Patents}5/VL.{V. Lewis / Mr Valentine}20.9.38. WHEEL DISC REGISTRATION NO. 748295. With reference to your recent verbal enquiry; the above Registration was effected by Messrs. Thrupp & Maberly on August 22nd 1929. The Copyright may be extended for another period of five years as from August 22nd 1939. N.W. [Signature] | ||