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).
On Hôtel Sylva Pergolèse letterhead regarding Lockheed fluid and water temperature in a Phantom II.
| Identifier | ExFiles\Box 11\4\ 04-page161 | |
| Date | 14th January 1933 guessed | |
| Hôtel Sylva Pergolèse PARIS 3, Rue Pergolèse (XVIe) Avenue de la{L. A. Archer} Grande-Armée Bois de Boulogne Téléph. : Passy 38-12 Passy 25-54 Lockheed fluid. The water temperature remains quite low under full throttle conditions compared with the standard Phantom II. C.B.Roberts | ||