Blueprint of universal joints sent from the U.S.A. which were not fitted to any Derby car.
| Identifier | ExFiles\Box 76\4\ scan0071 | |
| Date | 9th November 1927 | |
| 9-11-27 ALUM PIECE NIPPED BY TWO HALVES OF COUPLING 4 HOLES TO COINCIDE WITH HOLES IN BUSHES. UNIVERSAL JOINTS SENT OVER FROM U.S.A NOT FITTED TO ANY DERBY CAR. ROLLS-ROYCE LIMITED PRINT ROOM 9 NOV 1927 DEPT | ||
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).