List of part numbers for servo drives, speedometer drives, and change gear/brake mechanisms.
| Identifier | ExFiles\Box 169\4\ img199 | |
| Date | 23th February 1933 | |
| (6) RHC {R. H. Coverley - Production Engineer} /WSCB/AP.23.2.33. Servo Drive LOP.G.100080-RR. Sch.148. Complete to the above LOP. & Scheme. Servo Countershaft LOP.G.100520-RR. Sch.171. Complete to the above LOP. & Scheme. Speedometer Drive LOP.G.100132-RR. Sch.104-148-225. Complete to the above LOP. & Schemes. Change Gear & Brake Mechn. LOP.G.100948. Complete to the above LOP. RHC {R. H. Coverley - Production Engineer} /WSC. {W. S. Cassel} | ||
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).