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).
Test observations and measurements related to bearings and oil flow.
| Identifier | ExFiles\Box 107\2\ scan0061 | |
| Date | 27th May 1936 guessed | |
| Good Bearing time flow 7 mins & upward P. bearing w/pat. MOD C 4-30 -> 4 min or under bearing needs attention 2 . 37 2 . 43v dark in housing .012" 2 . 43v " " .010" 3 . 22 2 . 30v " " .010 v 2 . 05 " " .012" 3 . 00 3 . 04v 4 . 46 B 130 GA .010 slight slosh 3 . 04v 2 . 48 2 . 00 2 . 50v 2 . 50v 3 . 52 3 . 45 2 . 30v 1 . 55 .014 2 . 48 -> 3 " 58 3 . 02 3 . 06 P 4 . 02 low oil pressure 2 . 18 2 . 34 2 . 50 2 . 21 2 . 04 2 . 09 | ||