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 plotting the angular distortion of a Bentley frame under various loads.
| Identifier | ExFiles\Box 92\1\ scan0128 | |
| Date | 2nd May 1935 guessed | |
| BENTLEY FRAME DISTORTION ANGULAR DISTORTION 7750 LBS INS 6500 LBS INS 3850 LBS INS FRONT CROSS MEMBER DASHBOARD 2ND BODY BRACKET 3RD BODY BRACKET 4TH BODY BRACKET REAR CROSS MEMBER 13 12 11 10 9 8 7 6 5 4 3 2 1 28 28 21 27 26 33 | ||