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).
The drawing for a 40/50 oil level indicator and how it can be fitted to an existing crankcase.
| Identifier | ExFiles\Box 75\2\ scan0020 | |
| Date | 27th July 1923 | |
| To BY.{R.W. Bailey - Chief Engineer} from E.{Mr Elliott - Chief Engineer} c. to CJ. Hs.{Lord Ernest Hives - Chair} c. to EP.{G. Eric Platford - Chief Quality Engineer} Hm.{Capt. W. Hallam - Head Repairs} X.3527 E2/M27.7.23. 40/50 - OIL LEVEL INDICATOR. X.3527 We send you herewith drawing No.LeC.1746 shewing the above. This indicator is so designed that it can be fitted to an existing crankcase by drilling and tapping a number of holes for the various fittings. E.{Mr Elliott - Chief Engineer} | ||