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 detailing modifications to the Phantom III rear hubs to overcome customer complaints.
| Identifier | ExFiles\Box 92\4\ scan0282 | |
| Date | 4th January 1937 | |
| P III REAR HUBS NOTE NOW ADDED TO DRAWING "THREAD TO BE WITHIN .002 CONCENTRIC TO BORE" CLEARANCE INCREASED FROM .005 TO .0075 ANNULAR PROOF GAUGE TO ENSURE CORRECT CLEARANCE IN BORE OF RETAINING NUT. AT THIS POINT (SUPPLIED TO HUB ASSEMBLY)X POINTS DEALT WITH TO OVERCOME CUSTOMER'S COMPLAINTS. - POSSIBLE FOULING OF RETAINING NUT AGAINST DISTANCE PIECE ROLLS-ROYCE, LTD. PRINT ROOM, 4 JAN 1937 DERBY. EX I 118 | ||