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).
Page from a document discussing synchronized ignition systems in contrast to trembler ignition.
| Identifier | ExFiles\Box 52\3\ Scan232 | |
| Date | 10th July 1917 | |
| R.R. :35a (100 T) (S. G. {Mr Griffiths - Chief Accountant / Mr Gnapp} 643, 19-2-20) G 2618 Contd. -3- R2/B10.7.17. synchronised which is not the case with any trembler ignition. R. {Sir Henry Royce} | ||