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).
Viscosity curve for Mobiloil Arctic, plotting temperature against time of efflux from a viscometer.
| Identifier | ExFiles\Box 144\3\ scan0185 | |
| Date | 20th February 1937 | |
| VISCOSITY CURVE: MOBILOIL ARCTIC LABORATORY 20.2.37 TEMPERATURE IN °C TIME OF EFFLUX IN SECONDS FROM REDWOOD NO.1 VISCOMETER | ||