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).
Listing new parts required for an ignition coil and cancelling previous drawings.
| Identifier | ExFiles\Box 45\4\ Scan146 | |
| Date | 12th February 1923 | |
| R.R. 190 (3gD) (SD570 19-7-17) M P&Sons 14079 To RHC.{R. H. Coverley - Production Engineer} C. EFC. EXPERIMENTAL BY/Ds1/M12.2.23. X.4079.b - IGNITION COIL. Please receive herewith one blueprint of each of the following new parts required for the above:- D.50954 - Securing Screw for Coil. D.50955 - Insert for Coil Case. D.50957 - Stud for Coil. D.50958 - Core Tube. D.50959 - H.T. Terminal. D.50960 - Spring Contact. D.50987 - Arrgt: of Core. D.50991 - Section of Winding. D.51019 - Securing Nut for Cover. D.51016 - Coil for Battery Ignition L.O.P. It will be noticed that we have not included on our L.O.P. D.50988/9/90. We sent you drawings of these three pieces under our previous memo - BY/Ds4/H2.2.23, and have since that seen Mr Brock and have come to the conclusion that we shall be able to use D.50434/5/6 instead, as the moulds are already made. Will you therefore, please cancel the unwanted drawings. Will you kindly put these new parts in hand as soon as possible. BY/Ds. DS | ||