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).
Measurement data for Allison Center Main bearings and shaft before and after a test.
| Identifier | ExFiles\Box 173\1\ img406 | |
| Date | 30th January 1934 | |
| ALLISON CENTER MAIN Allison Bearings in case before test of Jan. 30,1934 Run with #3 Shaft Bearings. #1 #2 #3 #4 #5 #6 #7 3.001 3.0015 3.0012 3.001 3.001 3.0012 3.001 3.001 3.0017 3.0012 3.001 3.001 3.0012 3.001 After Test of January 30,1934. #3 Shaft. Center Main Brg. Center Main Journal A- 3.0025 B- 3.0023 C- 3.0015 On split line. A- 2.997 D- 3.0023 B- 2.9972 Parallel to C- 2.9971 two throws D- 2.9972 | ||