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).
Letter from Price's Patent Candle Company Ltd. providing viscosity data at various temperatures.
| Identifier | ExFiles\Box 144\1\ scan0219 | |
| Date | 8th February 1934 | |
| PRICE'S PATENT CANDLE COMPANY LIMITED. -2- Messrs. Rolls-Royce Ltd. 8th February, 1934. Viscosity @ 140°F.{Mr Friese} 255" " " 100°F.{Mr Friese} 790" " " 70°F.{Mr Friese} 2525" " " 62°F.{Mr Friese} 3750" " " 50°F.{Mr Friese} 6500" " " 40°F.{Mr Friese} 11000" " " 33°F.{Mr Friese} 18000" " " 30°F.{Mr Friese} 40000" " " 27°F.{Mr Friese} 66000" " " 25°F.{Mr Friese} 83000" " " 23°F.{Mr Friese} 96000" Finally, there is the question of corresponding figures for certain competitors oils. We will commence on these as opportunity offers, but we feel that we should advise you that necessarily some considerable further time must elapse before they can be completed. We are, Yours truly, PRICE'S PATENT CANDLE COMPANY LIMITED. Jury Brooker | ||