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).
Condition and bore dimensions of six engine cylinders after a first grind out.
| Identifier | ExFiles\Box 146\3\ scan0091 | |
| Date | 22th September 1936 | |
| B REPORT UPON CONDITION OF CYLINDERS CHASSIS N° B-38-EF. JOB N° 35620. DATE 22/9/36. MILEAGE 37,114 HMS. 1ST GRIND OUT ORIGINAL BORES YES. Please refer to sheet 'A' attached CYLINDER BORE DIMENSIONS NOTE { DIM'S "AA{D. Abbot-Anderson}" TAKEN AT RT ANGLES TO C' SHAFT. DIM'S "BB" TAKEN PARALLEL TO C' SHAFT. Note the "AA{D. Abbot-Anderson}" & BB measurements taken at the crown were taken .500" below the face of the Cylinder Block. Please refer to sheet A attached TABLE DATA: CYLINDER | MOUTH | CENTRE | CROWN CYLINDER | AA{D. Abbot-Anderson} | BB | OVALITY | WEAR | AA{D. Abbot-Anderson} | BB | OVALITY | WEAR | AA{D. Abbot-Anderson} | BB | OVALITY | WEAR 1 | NEW | | | | | | | | 3.253 | 3.255 | | 2 | NEW | | | | | | | | 3.253 | 3.255 | | 3 | NEW | | | | | | | | 3.2535 | 3.255 | | 4 | NEW | | | | | | | | 3.2535 | 3.256 | | 5 | NEW | | | | | | | | 3.253 | 3.254 | | 6 | NEW | | | | | | | | 3.253 | 3.2545 | | | ||