Specification for the tangential force required to advance or retard the ignition distributor.
| Identifier | ExFiles\Box 61b\2\ scan0008 | |
| Date | 15th May 1925 | |
| x7690 15.5.25. The tangential force at lever pin radius necessary to advance or retard the ignition distributor shall lie between the limits 1 1/2 to 2 1/2 lbs. weight. EFC. {E. Fowler Clarke - Electrical Engineer} | ||
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).