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).
Graph showing the load in the side steering tube against tyre pressure for a Hispano-Suiza steering system.
| Identifier | ExFiles\Box 22\1\ Scan229 | |
| Date | 26th March 1925 | |
| HISPANO-SUIZA STEERING. X4214 26/3/25. LOAD IN SIDE STEERING TUBE WHEN TURNING A RT. ANGLE CORNER ON DRY ROADS. NEW DUNLOP TYRES. lbs. LOAD IN SIDE STEERING TUBE. TYRE PRESSURE lbs/[]". TENSION L.H. TURN. COMPRESSION. R.H. TURN. | ||