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).
Graph showing results of Vulture radiator tests at Brooklands Track.
| Identifier | ExFiles\Box 14\7\ Scan065 | |
| Date | 26th June 1934 | |
| VULTURE RADIATOR TESTS AT BROOKLANDS TRACK JUNE 26. 1934 AIR TEMP. TO BOIL °C LOUVRES OPEN LOUVRES CLOSED M.P.H. 70 60 50 45 40 30 FULL THROTTLE 45 FULL THROTTLE 60 CRUISING 75 90 FULL THROTTLE C.S.S 26.6.34 | ||