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).
Confirming the return of plugs that passed testing.
| Identifier | ExFiles\Box 58\2\ Scan202 | |
| Date | 20th May 1935 | |
| 26 000 D/BP. From Hs{Lord Ernest Hives - Chair}/Wst. Hs{Lord Ernest Hives - Chair}/Wst.5/MA.20.5.35. Replying to your D/BP/WK.6/OG.17.5.35., these plugs have been handed back personally to K/CK{Mr Clark} as we found them OK on test. Hs{Lord Ernest Hives - Chair}/Wst. | ||