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 and weight calculation for a Bentley '50' Cylinder & Crankcase pattern and coreboxes.
| Identifier | ExFiles\Box 148\5\ scan0340 | |
| Date | 30th May 1938 | |
| Rm.{William Robotham - Chief Engineer} 1260 RHC{R. H. Coverley - Production Engineer}/Vs.{J. Vickers}1/JT.30.5.38. RE - BENTLEY "50" CYLINDER & CRANKCASE. The labour and timber cost of the pattern and coreboxes for the above, we estimate will be £ 133.10. 0. This figure does not include overhead charges. The weight of the finished casting 164 lbs. 220 LBS RHC{R. H. Coverley - Production Engineer}/Vs.{J. Vickers} Hickis | ||