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).
Requesting a full report comparing the quality of post-war valves to pre-war valves.
| Identifier | ExFiles\Box 74\3\ scan0318 | |
| Date | 30th May 1922 | |
| Hs{Lord Ernest Hives - Chair} RECEIVED To Hs.{Lord Ernest Hives - Chair} from BJ. BJ8/H30.5.22. X4432 Re Pre-war and Post-war Valves. Please send a full report on the post war valves as compared with pre-war valves. Hm.{Capt. W. Hallam - Head Repairs} gave the impression at a recent conference that post-war valves are decidedly inferior to prewar valves and H.{Arthur M. Hanbury - Head Complaints} wishes to consider this point. B.J. | ||