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 report detailing the properties of various oil samples.
| Identifier | ExFiles\Box 28\5\ Scan114 | |
| Date | 1st June 1916 guessed | |
| Particulars of Samples. Description Mark S.G. at 60F. Redwood Viscosity at Flash Pt. Open. Remarks. 70 F.{Mr Friese} 120.F 140F. 180F. Your sample. 899 1680 294 179 87 420 Pure Hydro-carbon Aero engine oil B L/R8735 922 1926 291 172 80 410 do do C 898 1326 294 187 89 410 do. [Watermark] DICKINSON BOND 1804 | ||