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 of a machined part with dimensional annotations and modification notes.
| Identifier | ExFiles\Box 179\2\ img016 | |
| Date | 2nd December 1931 | |
| ROLLS-ROYCE LTD. PRINT ROOM 2 DEC 31 1.800 .900 .200 Boss REMOVED .150 Boss REMOVED 1.025 1.925 MODIFICATIONS TO 67664/2/3 HS{Lord Ernest Hives - Chair} 460 | ||