Oil-controlled piston ring sample submitted by the Light Production Company.
| Identifier | ExFiles\Box 16\1\ Scan215 | |
| Date | 30th January 1929 | |
| X741 Rg. {Mr Rowledge} from ROY. {Mr H. Royce - Buyer} c. to Hs. {Lord Ernest Hives - Chair} ------------------ ROY {Mr H. Royce - Buyer} 9/MG30.1.29 ------------------ PISTON RINGS Herewith yet another oil controlled Piston Ring, submitted on this occasion by the Light Production Company, who write as copy attached. They have sent only one sample. Perhaps Rg {Mr Rowledge} will kindly pass same on. ROY. {Mr H. Royce - Buyer} ENCLOSURE. Copy of letter dated 28.1.29 Sample Piston Ring. (to Rg {Mr Rowledge} only) [Red Stamp] ENCLOSURE Nọ 680 "JUSTSO" | ||
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).