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).
Modifications to 5 drop plugs for centrepoint lubrication.
| Identifier | ExFiles\Box 26\5\ Scan125 | |
| Date | 13th April 1928 | |
| +3806 To RHC{R. H. Coverley - Production Engineer}, from Hs{Lord Ernest Hives - Chair}/Rn.{Mr Robinson} Hs{Lord Ernest Hives - Chair}/Rml/LG13.4.28. With reference to the centrepoint lubrication. We have carefully gone over the attached list and would like you to modify the 5 drop plugs to the sizes indicated. Hs{Lord Ernest Hives - Chair}/Rn.{Mr Robinson} | ||