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).
Suggestion to change the markings on an oil level indicator from quarter-gallon to half-gallon increments.
| Identifier | WestWitteringFiles\T\March1929-December1929\ Scan068 | |
| Date | 11th April 1929 | |
| BY.{R.W. Bailey - Chief Engineer} FROM E.{Mr Elliott - Chief Engineer} C. to SG.{Arthur F. Sidgreaves - MD} HS{Lord Ernest Hives - Chair} SECRET SS.{S. Smith} OIL LEVEL INDICATOR. HS{Lord Ernest Hives - Chair}/AJL1/LG8.4.29. E4/M11.4.29. X7190 X7200 It is suggested that instead of having every .25 gal. marked on the indicator - 1/4. 1/2. 3/4. 1. 1 1/4. 1 1/2. only .5 gal. should be shewn as follows - O.{Mr Oldham} 1/2. 1. 1 1/2. E.{Mr Elliott - Chief Engineer} | ||