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).
List of blueprints for a bonnet and radiator modification, 1 inch higher than standard.
| Identifier | ExFiles\Box 66\3\ scan0017 | |
| Date | 15th November 1919 | |
| To RHC{R. H. Coverley - Production Engineer} from DA{Bernard Day - Chassis Design} C. to Ls. C. to F.{Mr Friese} C. to Rz. C. to CK.{Mr Clark} X.3726 DA{Bernard Day - Chassis Design}2/BF15.11.19. Bonnet & Radiator 1" Higher than Standard Please receive Blue Prints of the following details :- N.2553 Bonnet Side Plate Strip N.2552 Bonnet Side Plate Strip N.2568 Front Engine Guard (near side) N.2569 Front Engine Guard (off side) N. 2468 Radiator Suspension Bracket N. 2565 Water Pipe Radiator to Pump N.2557 Dashboard Universal "D" type N.2554 Radiator Support N2555/6 Bonnet Side Plate N.2558 Experimental Bonnet. It is desired to make 1 set as soon as possible for inspection and test. DA.{Bernard Day - Chassis Design} | ||