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).
Log of four temperature tests performed on Ashbourne Hill under varying conditions.
| Identifier | ExFiles\Box 75\4\ scan0172 | |
| Date | 30th August 1908 | |
| R.R. 148 (5 H) (M.C. 6599. 16.3.08) G.{Mr Griffiths - Chief Accountant / Mr Gnapp} 5639. X 819 2000 3500 Temperature Test on Ashbourne Hill by Lowe. 30/8/08 1st Test. Scoop, Asbestos & Windows closed. Start. Front 49° C. Rear 29° C. Finish. " 40° C. " 40° C. Atmosphere. 21° 2nd Test. Scoop, Asbestos & Windows open. Start. Front 49° C. Rear 28° C. Finish. " 36° C. " 35.5° C. 3rd Test. Asbestos off. Windows closed. Start. Front 49° C. Rear 34.5° C. Finish. " 54° C. " 49° C. 4th Test. Windows open & scoop only. No asbestos. Start. Front 49° C. Rear 37° C. Finish. " 51° C. " 48° C. | ||