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 tensile strength of LO-EX Alloy at elevated temperatures.
| Identifier | ExFiles\Box 142\4\ scan0155 | |
| Date | 21th January 1936 guessed | |
| TENSILE STRESS TONS/□" - TEMPERATURE. °C. - - TENSILE STRENGTH OF LO-EX. ALLOY AT ELEVATED TEMPERATURES. - | ||