Form recording the design and performance details of a magneto.
| Identifier | ExFiles\Box 43\4\ Scan128 | |
| Date | 19th July 1928 | |
| Y4021 FORM OF RECORDING DETAILS OF MAGNETO DESIGN AND PERFORMANCE. Date:- 19-7-28 Magneto on test :- Make:- Watford X. No.:- X4021 Type :- I.S.12 No :- 98033 (1) Weight in pounds :- 16.56 (2) Remarks re mechanical and electrical design :- Modified screen and general outline of the magneto. Also range increased to 30°. (3) Length of H.T. safety gap :- Not readily obtainable. contd. | ||
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).