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 average stress range for good carbon steel wire against various automotive components.
| Identifier | ExFiles\Box 158\4\ scan0065 | |
| Date | 10th October 1936 guessed | |
| ELASTIC LIMIT ENDURANCE LIMIT STRESS, THOUSAND LBS. PER SQ. INCH. STRESS, THOUSAND LBS. PER SQ.INCH. FIG. 2 AVERAGE STRESS RANGE FOR GOOD CARBON STEEL WIRE. PONTIAC 495096 NASH 28060 NASH 46654 NASH 46665 CHEVROLET 837501 OLDS 404059 NASH 23032 NASH 84409 CHEVROLET 837365 CHRYSLER 622485 CHRYSLER 616177 G.M.TRUCK 065468 OLDS 401670 NASH 84410 G.M.TRUCK 065486 REO 35A59 BUICK 1273948 HUPP 87130 BUICK 1273934 BUICK 1251003 | ||