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).
Test schedule for radiator and cooling fan comparisons to be carried out at Brooklands.
| Identifier | ExFiles\Box 29\3\ Scan353 | |
| Date | 12th October 1934 | |
| X788 12.10.34. TESTS TO BE CARRIED OUT AT BROOKLANDS. (1) Repeat Comparisons between 58 mm & 70 mm Harrison matrices. Tests to be 30 M.P.H. full throttle 45 M.P.H. " " 60 M.P.H. light Maximum speed full throttle. ----------------- (2) Repeat above tests with radiator tested in France. ----------------- (3) Repeat Hancocks tests with (a) Our 58 mm matrix (b) 58 mm matrix tested in France. Tests consist of :- (1) 40 M.P.H., 3rd gear - full throttle (2) 40, 60 80 M.P.H., Top Gear full throttle. ----------------- (4) Compare standard Bentley fan, standard 20/25 fan, staggered 20/25 fan and Peregrine fan for cooling. Tests at 30 M.P.H. - Full throttle. 60 M.P.H. - light 80 M.P.H. - Full throttle (With Harrison 58 mm matrix). | ||