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).
Page 2 of a document specifying clearances and hot testing procedures for pads on a test bed.
| Identifier | WestWitteringFiles\T\2July1929-December1929\ Scan228 | |
| Date | 24th December 1929 guessed | |
| -2- the centre of the pads and .0035 across the sides of the pads. These will be tested for knocks and freedom when hot, on the test bed. HS{Lord Ernest Hives - Chair}/ACL. | ||