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).
Specifications for 'ILO' RR Motor Oil and 'ILO' S.H. Gear Oil.
| Identifier | ExFiles\Box 77\2\ scan0044 | |
| Date | 25th September 1919 guessed | |
| 'ILO' RR.MOTOR OIL. -:-:-:-:-:-:-:-:-:- Specific Gravity 920 Vis. @ 70°F.{Mr Friese} 1150 " Redwood. " @140°F.{Mr Friese} 154 " " " @200°F.{Mr Friese} 63 " " Flash Point 397° F.{Mr Friese} Close Test. Pensky Marten. Cold Test 28° F.{Mr Friese} 'ILO' S.H. GEAR OIL. -:-:-:-:-:-:-:- Specific Gravity. 929 Vis. @ 200°F.{Mr Friese} 365" Redwood Flash Point 545°F.{Mr Friese} Close Test. Pensky Marten. | ||