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 comparing the performance of different Bentley radiator matrices.
| Identifier | ExFiles\Box 87\1\ scan0091 | |
| Date | 11th August 1934 | |
| FRANCE SHEET 4 BENTLEY RADIATORS COMPARISON OF RADIATOR MATRICES (BENTLEY) TESTS CARRIED OUT IN FRANCE BY G.W.H. - Aug 8th 1934 AIR TEMP TO BOIL NOTE - SHUTTERS OPEN THROUGHOUT TESTS NOTE:- FAN FITTED DURING TESTS IS A STD BENTLEY FAN M.P.H. HARRISON VEE (MARK IX) FAN FITTED HARRISON VEE (MARK IX) NO FAN MARSTON MARK II FAN FITTED MARSTON MARK II NO FAN C. S. STEADMAN. 11/8/34 | ||