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).
Alteration notice for an Induction Pipe, detailing a change to the core plug bosses.
| Identifier | ExFiles\Box 124\2\ scan0037 | |
| Date | 9th February 1940 | |
| TO RM.{William Robotham - Chief Engineer} 1044 105/RE. File 9-2-40. B.GO. SEC. 5070. RE. 147 - INDUCTION PIPE. ALTERATION:- THE POSITION OF THE CORE PLUG BOSSES HAS BEEN ALTERED. A BOSS .525 DIA. HAS BEEN ADDED 1.950 FRONT & OF PIPE. REASON:- IN ACCORDANCE WITH E.CO. 1523 TO ENABLE BELL CRANK LEVER ON THROTTLE CONTROL TO BE FITTED. ALTERATION TO PATTERN REQUIRED. OB. Willy | ||