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).
The despatch of two Air Ministry magnetos for timing range modification.
| Identifier | ExFiles\Box 43\4\ Scan170 | |
| Date | 29th April 1929 | |
| X4021 [Text crossed out] C. to C/WG.{Mr Gill - Financial Director} C. to O/WH. C. to HS.{Lord Ernest Hives - Chair} C. to BFC. Roy{Sir Henry Royce}/Dnl{Mr Dunwel}1/PH29.4.29 Will you please despatch to North & Sons Whippendell Road, Watford, by passenger train, two I.S.12 Magnetos Nos. R.H. 83132 and L.H. 83133 which are Air Ministry property, and are at present in possession of the experimental Dept. The two machines in question have 15º timing range, and we are instructed in a note from London to have these returned to North's to be modified forthwith to 30º timing range. When this work has been carried out, the machines will be returned to us. Our Advice Note should quote letter ref. Roy{Sir Henry Royce}/Dnl{Mr Dunwel}2/HH. Roy.{Sir Henry Royce} [signature] | ||