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 and diagram illustrating the torsional twist characteristics of a welded Bentley III frame.
| Identifier | ExFiles\Box 86\4\ scan0233 | |
| Date | 8th June 1937 guessed | |
| BENTLEY III FRAME .104" THICK. GUSSETS AND CENTRE OF CROSS WELDED. DEGREES TWIST 0.6 0.4 0.2 0 APPLIED TORQUE 8700 LBS INS. SCALE 1" = 2' 34.5" 89.5" FRONT WHEELS. DASH REAR WHEELS. | ||