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).
Bumper test report for a Harrison 25 HP radiator.
| Identifier | ExFiles\Box 149a\2\ scan0056 | |
| Date | 8th August 1932 | |
| FILES+ X 4516. BUMPER TEST. 8.8.32. X4x68. HARRISON RADIATOR 25 HP. --------------------------- The original Harrison radiator has completed 30 hrs running on the Bumper at 105 drum r.p.m. Afterwards the radiator was tested with a pressure of 8 lbs/sq.in. for 30 mins. and found to be satisfactory. Hs{Lord Ernest Hives - Chair}/Les.{Ivan A. Leslie} | ||