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 an official order for various sets of piston rings for different bore sizes.
| Identifier | ExFiles\Box 87\2\ scan0128 | |
| Date | 31th January 1936 | |
| To Roy.{Sir Henry Royce} HS{Lord Ernest Hives - Chair}/Mths.{Reg Matthews}5/JH.31.1.36. We have asked the Light Production Co. Ltd., to supply us with the following sets of Pistons rings. 3 1/4" Bore. 36 Compression rings for .002 oversize bore. 18 Scraper rings for .002 oversize bore having .105 width of groove. 3 1/2" bore. 72 Compression rings for .003 oversize bore. 36 Scraper rings for .003 oversize bore having .105 width of groove to our drawing EB.2686. Will you please send them the official order. Hs{Lord Ernest Hives - Chair}/Mathews. | ||