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).
Instruction from Mr. Royce to test if a three-bladed radiator fan performs as well as a six-bladed one.
| Identifier | WestWitteringFiles\C\May1919\ Scan43 | |
| Date | 16th June 1919 | |
| To EH. from E.{Mr Elliott - Chief Engineer} (EH is struck through) Copy to CD. (CD is struck through) " " BN.{W.O. Bentley / Mr Barrington} (BN{W.O. Bentley / Mr Barrington} is struck through) " " DA.{Bernard Day - Chassis Design} " " EFC. 20 (handwritten in circle) ORIGINAL (stamped) E8/G5/6/19. 2 RE RADIATOR FANS. X.3438 In accordance with Mr. Royce's instructions, would you please make a test to see if the 40/50 H.P. radiator fan will do as well with three blades as with six. It is contemplated using a three-bladed fan for the 20 H.P. chassis. E.{Mr Elliott - Chief Engineer} RECEIVED (stamped) 16 JUN 1919 (stamped) | ||