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).
Daily log sheet tracking valve clearance measurements for a six-cylinder engine.
| Identifier | ExFiles\Box 11\3\ 03-page413 | |
| Date | 8th July 1931 | |
| 25-EX. VALVE CLEARANCE DAILY. Cylinders. Date, 1, 2, 3, 4, 5, 6 , I, E, I, E, I, E, I, E, I, E, E, I 29/6/31, .006, .006, .006, .006, .006, .006, .006, .006, .006, .006, no cl re set .006, .006 1/7/31, .006, no cl. re set .006, .006, .006, .006, .006, .006, .006, .006, .006, .006, .006 2/7/31, .006, .006, .006, .006, .006, .006, .006, .006, .006, .006, .006, .006 3/7/31, .006, .006, .006, .006, .006, .006, .006, .006, .006, .006, .006, .006 4/7/31, .006, .004, .006, .006, .006, .006, .006, .006, .006, .006, .006, .006 5/7/31, .006, no cl re set .006, .006, .006, .006, .006, .004 re set .006, .006, .002 re set .004, .006, .004, .006 7/7/31, .006, no cl re set .006, .004, .006, .006, .005, .006, .006, .004, .004, .004, .006 8/7/31, .005, .001 re set .006, .003 re set .006, .005, .005, .006, .005, .003 re set .006, .001 re set .005, .003 re set .006, .004, .003 Total clnce lost, .001, .025, .003, 000, .000, .001, .003, .000, .001, .009, .011, .000 | ||