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).
Seeking a ruling on the correct grade of Price's oil to be used, noting discrepancies in viscosity ratings and a price difference.
| Identifier | ExFiles\Box 100\3\ scan0103 | |
| Date | 9th June 1939 | |
| To By.... from Rm{William Robotham - Chief Engineer}/GWH.{George W. Hancock - Head Chateauroux} Rm{William Robotham - Chief Engineer}/GWH.{George W. Hancock - Head Chateauroux}2/N.9.6.39. Re: Oils. Will you please give us a ruling on which grade of Price's oil is to be used. The last Depot Sheet dealing with oils was Hd.{Mr Hayward/Mr Huddy}387 - 9th. June 1938. Under the heading of Viscosity 50 is Price's 'C'. The latest list from Prices places Price's 'C' as viscosity 40 and Price's C. de Luxe as 50. K.{Mr Kilner} are anxious to know which they can use. The Price's 'C' viscosity 40 is 3d. a gallon cheaper to them than the Price's C. de Luxe. Rm{William Robotham - Chief Engineer}/GWH.{George W. Hancock - Head Chateauroux} | ||