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).
Standardising tested Wraith fan blades for use on Bentley and 25/30 HP cars.
| Identifier | ExFiles\Box 82\5\ scan0105 | |
| Date | 4th May 1937 | |
| To HPS.{Horace Percy Smith - Experimental Factory Mgr} -> 200a(3) Rm{William Robotham - Chief Engineer}/Std.14/JH.4.5.37. We return to you herewith the first set of Wraith pressed fan blades which we have tested and wish to standardise on Bentley and 25/30 H.P. cars. Will you build this set of blades on to a Bentley hub and despatch it to Chateauroux to be fitted to 3-B-IV car. Will you also prepare a second identical fan for 6-B-IV when it goes to France again shortly. Rm{William Robotham - Chief Engineer}/Std. | ||