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).
Schematic showing possible mounting positions for the Phantom III pumps on the dash.
| Identifier | ExFiles\Box 91\3\ scan0032 | |
| Date | 17th January 1938 | |
| 32 Ex POSSIBLE MOUNTING FOR PHANTOM III PUMPS ALTERNATIVE POSITION PUMPS COVERED OVER WHEN BONNET IS DOWN. DASH. 17/1/38 HJM | ||