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 chassis and body torsion test results for a Bentley frame.
| Identifier | ExFiles\Box 86\4\ scan0220 | |
| Date | 16th June 1936 guessed | |
| CHASSIS & BODY TORSION TESTS BENTLEY FRAME WITH FRONT CROSS & BODY OFF 5 B IV WITH LONG REAR CROSS WITHOUT " " " " WITHOUT HYSTERESIS DEGREES TWIST 6° 5° 4° 3° 2° 1° 0 38,250 LBS-INS 25,500 LBS-INS 38,250 LBS-INS 25,500 LBS-INS FRONT CROSSMEMBER FRONT AXLE ¢ OF DASH 2ND BODY BRACKET 3RD BODY BRACKET 4TH BODY BRACKET REAR AXLE REAR CROSS MEMBER 12.25" 15.5" 20.25" 28" 27" 26" 11" 24" G | ||