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).
Electrical experimental record sheet for a Watford aero magneto type TS12.
| Identifier | ExFiles\Box 43\4\ Scan152 | |
| Date | 19th April 1926 | |
| X4021 ELECTRICAL EXPERIMENTAL RECORD SHEETS X.&No:- 4021 Watford aero magneto type TS12 NO 83/20 Date on. Location. Date off. REMARKS. Miles reading start. Miles reading finish. Miles covered. Total miles. 22-1-27 lab Received from makers Fitted with new (rubber base) distributor moulding. 24-1-27 " 26-1-27 Production tested OK. 18-3-27 X 712 28-3-27 Fitted to X 712. 28-3-27 lab 25-8-27 contact breaker spring broken after 16 hrs Running. 25-8-27 Messrs North's Returned to North's for modification. 28-12-27 lab Received back 2-1-28 " Tested preliminarily on bench. Returned upon request to Air Ministry 19.4.26. | ||