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).
Temperature readings for a Forman radiator and floorboards during a road test with a slight trailing wind.
| Identifier | ExFiles\Box 78\3\ scan0018 | |
| Date | 10th June 1912 guessed | |
| XG46 8/ Forman radiator on standard chassis with louvred side strips and dashboard filled in. Average road with slight trailing wind. 1. With ordinary running 25 to 35 miles per hour. One minute readings. Atmos temp. Water temp. Floorboards. temp underneath. Floorboards. temp on top. Start 63 60 34 23 68 62 33.5 23.5 69 65 35. 23.5 69 68 35 25. 71 70 37. 26 70 70 37.5 26 69 70 38. 26 Cont'd | ||