Blueprint for a modification to the No. 6 connecting rod.
| Identifier | ExFiles\Box 86\1\ scan0106 | |
| Date | 24th September 1921 guessed | |
| B.V. 28. 1 HOLE DRILL .075 DIA ALL OTHER DIMENSIONS SEE E55608/9 45° 1.400 COUNTER BORE .1875 DIA .100 DEEP SECTION 'AA {D. Abbot Anderson} ' LOOKING FROM FRONT OF ENGINE MODIFICATION TO No6 CONNECTING ROD (20/25) | ||
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).