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 results documenting various temperature readings within a vehicle under specific conditions.
| Identifier | ExFiles\Box 75\4\ scan0108 | |
| Date | 1st July 1912 guessed | |
| 4/ 3. Dashboard not filled in, engine side guards louvred, Dashboard ventilators closed, front two side windows open. Temp Body Water Time Air floorbds. temp. temp under temp. full power. 51 36 70 10 17 62 41 90 mins. 17 Smell of burnt pil, no draught. bort B4 | ||