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).
Continuation page of a report on tests of lubricated and unlubricated grey fibre and bakelite blocks.
| Identifier | WestWitteringFiles\K\July1923\ Scan47 | |
| Date | 6th July 1923 guessed | |
| -2- Contd. point (positive). Tests have now been made with grey fibre blocks first unlubricated, then lubricated, also with continental bakelite block unlubricated. There now remains one further test, namely, continental bakelite lubricated. C.A.P. | ||