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).
Cross-section drawing of a pressed steel wheel with a well base rim.
| Identifier | ExFiles\Box 159\7\ scan0289 | |
| Date | 22th November 1940 | |
| GB4026, GB3877, SECTION OF PRESSED STEEL WHEEL WITH WELL BASE, RIM 4.500x16.000 TO SUIT 6.500x16.000 TYRE, 29.350 DIA (INFLATED), 13.750 STATIC EFFECTIVE RAD., 15.970 DIA., 18.570 DIA., REAR HUB, FRONT HUB, KB.1958, GB3875, GB4025©, 13.700 DIA, 14.300 DIA., .060, .750 R, .156 R, .400, .375 R, ROLLS-ROYCE LTD., PRINT ROOM, 22 NOV 1940, DERBY | ||