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).
Note concerning the completion of test tackle for fitting the No.6 unit to the Phantom III.
| Identifier | ExFiles\Box 155\2\ scan0120 | |
| Date | 16th July 1937 | |
| -3- PHANTOM III Complete test tackle with a view to fitting No.6. unit which will be ready shortly. Rm{William Robotham - Chief Engineer}/Swdl.{Len H. Swindell} | ||