Graph showing the percentage increase of leverage for Hispano steering relative to the E.A.C. V series.
| Identifier | ExFiles\Box 22\1\ Scan240 | |
| Date | 8th March 1928 | |
| HISPANO STEERING. INCREASE OF LEVERAGE REL. TO E.A.C. V PERCENTAGE INCREASE OF HISPANO LEVERAGE RELATIVE TO E.A.C. V SERIES ROTATION OF STEERING WHEEL. L.H. LOCK. R.H. LOCK. Stamp: ROLLS-ROYCE LTD / 8 - MAR 1928 / DERBY. | ||
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).