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).
Chemical analysis report for a Clutch Pressure Plate.
| Identifier | ExFiles\Box 129\3\ scan0046 | |
| Date | 16th January 1936 | |
| To Hs{Lord Ernest Hives - Chair}/Smth. C C Smith HL6/AG.16.1.36. X (1110) Laboratory. Report No. L4024. Re: Clutch Pressure Plate. (ref: Hs{Lord Ernest Hives - Chair}/Smth6/JH.1.1.36) Analysis: Graphite .. 2.98% Combined Carbon .. 0.35% Titanium .. 0.04% Manganese .. 0.65% Silicon .. 2.27% Chromium .. 0.27% Nickel .. 0.57% Phosphorus .. 0.03% Sulphur .. 0.09% H1. H | ||