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).
Record of experiments conducted on Sheradising components.
| Identifier | ExFiles\Box 78\2\ scan0117 | |
| Date | 14th December 1911 | |
| R.R. 512(2 1/2 H) (X.435. 14.12.11) G.{Mr Griffiths - Chief Accountant / Mr Gnapp} 2227. X361 Section 1300. Description Sheradising Experiments Date | Miles | REPORT | Date | Miles | REPORT 1/5/12 | | Sheet from O/p. to test. (1) Front silencer complete with down pipes & rear silencer. (2) Repeat 4/5 weeks & see if rusted. See Aleyance file "S4" | 16/5/12 | | Testing on 1714 2/5/12 | | Material handed to Exp. dept. | 14/6/12 | | " 2/5/12 | | Received material. Exchaust Box missing. | 3/7/12 | | " 4/5/12 | | Fitted to 19B4 chassis. Silencer, Exch box, 2 Pipes. 1 V-flanges in Box. | 27/7/12 | | Reported No. FP{F. Potts} plate has gone yellow & not satisfactory | ||