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 IS 8-8 aero magneto, number 83104.
| Identifier | ExFiles\Box 43\4\ Scan106 | |
| Date | 19th April 1926 | |
| X4022 ELECTRICAL EXPERIMENTAL RECORD SHEETS X.&No:- 4022 Watford IS 8-8 aero magneto NO 83104 | Date on. | Location. | Date off. | REMARKS. | Miles reading start. | Miles reading finish. | Miles covered. | Total miles. | |---|---|---|---|---|---|---|---| | 24-6-26 | lab | | Received from makers & tested | | | | | | | Eagle 16. | | Fitted to Eagle 16 engine. | | | | | | 10-1-27 | " | 29-1-27 | Points worn badly and trimmed up. Returned to lab. | | | | | | 29-1-27 | lab | 31-8-27 | Awaiting A.I.D. instructions. | | | | | | 31-8-27 | Eagle 16 | | Refitted to Eagle 16 for final test. | | | | | | | | | Engine understood to have been sent to Farnborough. | | | | | 19.4.26. | ||