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 lubrication tests and modifications for 20 HP rear dampers.
| Identifier | ExFiles\Box 105\3\ scan0096 | |
| Date | 27th May 1930 | |
| 25-3-30 'A' 'B' 'C' 'D' GROOVE IN SEAT. FLATS ON SIDE 20 H.P. REAR DAMPERS. CONNECTING-TUBE LUBRICATION TESTS. BALL PAD INDEX AND MODIFICATIONS. ROLLS-ROYCE, LIMITED PRINT ROOM, 27 MAY 1930 DERBY. | ||