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 comparison blueprint for horizontal and vertical cylinder dampers.
| Identifier | ExFiles\Box 152\2\ scan0074 | |
| Date | 27th October 1937 | |
| EXS 213 END COVER, STUDS, NUTS AND WASHERS .950/- BORE FACE DRILL .966/- END PLUG .380/- TOTAL COST 2.296/- HORIZONTAL TYPE VERTICAL TYPE 2 BORES AND TRANSFER PASSAGE .180/- SAVING DUE TO USE OF VERTICAL TYPE DAMPER = 2.116/- FUNDAMENTAL COMPARATIVE COSTS FOR VERTICAL AND HORIZONTAL CYLINDER DAMPERS. WCCm 27.10.37 | ||