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).
Instruction sheet detailing the test results for a faulty coil from chassis 45ZG.
| Identifier | ExFiles\Box 46\3\ Scan196 | |
| Date | 18th December 1923 | |
| RR 238 (180 BKS.) (SH37.29-6-20.) MP 224398 ROLLS-ROYCE LTD. INSTRUCTIONS. To E.F.C. Order No. PC7 Customer's No. X3445 Faulty Coil No 2670 Off Chassis 45ZG. This coil has been tested, and it has been found that there is a break in the secondary winding. The primary winding appears quite alright. Signed C.A.P. This Sheet must be filed on completion of the work. | ||