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).
Monthly repair log from April 1931, detailing the status of various electrical components.
| Identifier | ExFiles\Box 70\3\ scan0014 | |
| Date | 15th May 1931 | |
| HD.{Mr Hayward/Mr Huddy} O.SP.{Mr Spinney} O.RM.{William Robotham - Chief Engineer} C.He/HEW. X8783 EJB2/EG.15.5.31. Repairs for month of April 1931. Ignition Coil. D.70982. 10 shorted. 6 O.K. D.72503. 2 O.K. D.71650. 7 shorted. 3 O.K. ( due to accident, 1 scrap) Old types. 6 secondary shorted. " " 6 O.K. Switchboxes. 1 overhauled. 1 new contacts and modernized. 1 faulty lock and brushes. Dist. Board and cut-out. 1 contact burnt but worked O.K. 1 points burnt. 1 noisy. Tested O.K. 1 damaged due to accident. 1 O.K. Starter Switches. 1 O.K. 1 overhauled. 1 sticking. 20. HP. Motors. 5 slipping drives and overhaul. 1 commutator rough due to dust and oil. 1 crashes. 2 overhauled. 20. HP. Dynamos. 1 improve output. 1 overhaul due to accident. 1 light overhaul. 4 overhaul. 3 noisy bearings and brushes. 1 did not charge. 4 convert to 57 segs. 1 solder run. 1 blown, 10 fuses, tested O.K. overhauled for stock. cont'd | ||