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 discussing fixing the ballast resistance separately from the coil.
| Identifier | ExFiles\Box 46\3\ Scan183 | |
| Date | 16th March 1920 | |
| Contd. -2- EP{G. Eric Platford - Chief Quality Engineer}4/F16.3.20. that the ballast resistance could be fixed separate from the coil. EP.{G. Eric Platford - Chief Quality Engineer} H.R. 235 * 1S/D.{John DeLooze - Company Secretary} 801. 8-1-20) G.{Mr Griffiths - Chief Accountant / Mr Gnapp} 2585. | ||