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).
Blueprint detailing the dimensions of Aerolite pistons before and after modification.
| Identifier | ExFiles\Box 86\2\ scan0106 | |
| Date | 26th October 1933 | |
| AEROLITE PISTONS BOTH SIDES RELIEVED DIMENSIONS OF PISTONS AS RECEIVED NOTE! PISTONS WERE RELIEVED BY R.R. TO THE EXTENT OF .004 ON DIA WHERE SHOWN SHADED AND .007 ON DIA WHERE SHOWN CROSS HATCHED CHAMFER IN PISTON SKIRT .500 MEASURED ALONG CIRCUMFERENCE RELIEVING IS NOT STEPPED BUT BLENDED IN Table of Dimensions: PISTON NO | A | B | C | D | E | F | G | H | I | J | K 1 | 3.231 | 3.231 | 3.231 | 3.236 | 3.2362 | 3.232 | 3.2315 | 3.2315 | 3.2468 | 3.2468 | 3.247 2 | 3.2315 | 3.2314 | 3.2314 | 3.2262 | 3.2362 | 3.2325 | 3.232 | 3.232 | 3.247 | 3.247 | 3.247 3 | 3.231 | 3.231 | 3.231 | 3.2258 | 3.235 | 3.232 | 3.232 | 3.232 | 3.247 | 3.2468 | 3.247 4 | 3.2312 | 3.2312 | 3.2312 | 3.2263 | 3.234 | 3.2305 | 3.232 | 3.232 | 3.247 | 3.2468 | 3.247 5 | 3.230 | 3.230 | 3.230 | 3.226 | 3.236 | 3.231 | 3.231 | 3.231 | 3.247 | 3.247 | 3.247 6 | 3.231 | 3.231 | 3.231 | 3.2262 | 3.2342 | 3.232 | 3.232 | 3.2315 | 3.247 | 3.247 | 3.247 ROLLS-ROYCE, LTD. PRINT ROOM 26 OCT 1933 | ||