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).
Performance comparison graph for single versus double Claudel carburettors.
| Identifier | Morton\M13.2\ img108 | |
| Date | 23th September 1931 | |
| COMPARISON OF SINGLE & DOUBLE CLAUDEL CARBS. RM{William Robotham - Chief Engineer} 38 INLET VALVE DIA 1.4 C/R 5.13-1 OPEN EXHAUST 112° CAMSHAFT .395 VALVE LIFT 90 MIN CLCE ROUND INLET VALVE .275" B.H.P. R.P.M. INDUCTION DEPN. INS. HG IN EX 46 46.4 32 10.6 | ||