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).
Cost estimate for fitting reinforcing plates to a 40/50 chassis fan, with a handwritten breakdown of the labour involved.
| Identifier | ExFiles\Box 171\3\ img110 | |
| Date | 17th November 1921 | |
| COPY. BY.{R.W. Bailey - Chief Engineer} from Rd. c. to Hs.{Lord Ernest Hives - Chair} Hs{Lord Ernest Hives - Chair} RECEIVED Rd/Nl/57a/A30.11.21. 40/50 CHASSIS FAN. BY/Mtn4/H17.11.21. The cost without profit for fitting reinforcing plates to existing fan, will be 12/2d per Fan. Cost includes dismantle fan from chassis Dismantle blades from fan Fit reinforced plates & Re-assemble Rd. TP. 18.1.22 | ||