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).
Graph comparing fuel consumption at full throttle for an untreated versus a 'Katalited' Ricardo head.
| Identifier | ExFiles\Box 74\3\ scan0370 | |
| Date | 12th November 1923 | |
| Sheet No 3 Lbs. per B.H.P. hour R.P.M. in hundreds Fuel consumption full throttle Ricardo head Curve #1 - untreated head Curve #2 - Head Katalited Curve #1 Curve #2 15% decrease H.C.H 12-11-23 EUGENE DIETZGEN CO. CHICAGO NEW YORK NO. 340B | ||