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).
Blueprint for a spigot bearing for a universal gearbox, for Bentley III, Phantom, and Wraith models.
| Identifier | ExFiles\Box 136\4\ scan0172 | |
| Date | 27th August 1937 | |
| N5915205 ROLLS-ROYCE, LTD PRINT ROOM AUG 27 1937 DERBY. .100 ±75 WRW 19-8-37 SCALE 2/1 1" DIA 22- 1/4" ROLLERS BEARING UNIT TO HOFFMANN DRG. 43-661-7 SPIGOT BEARING UNIVERSAL GEARBOX BENTLEY III PHAN AND WRAITH | ||