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).
The satisfactory testing of a sample magneto, No. 106012, on a stationary rig and three different chassis.
| Identifier | ExFiles\Box 65\3\ scan0200 | |
| Date | 28th February 1928 | |
| EFC from Mx.{John H Maddocks - Chief Proving Officer} X7791 Mx{John H Maddocks - Chief Proving Officer}3/T28.2.28 EW.6. Magneto The sample Magneto No.106012 which was brought to the Works by Mr North on Thursday the 23rd inst. which was heard by us all on our stationary rig, has now been run on three different chassis, an approximate total of 150 miles, and is quite satisfactory, both electrically and for noise. We are continuing to run the magneto unless you wish us to return it to you. [Signature] | ||