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 and specifications for a component with cut-out lettering.
| Identifier | ExFiles\Box 171\3\ img164 | |
| Date | 3rd May 1921 guessed | |
| ROLLS RO{C. C. Rose - Export Manager} 4 HOLES DRILL .161+.005 DIA. FOR RIVETS. .050R .950R 1.650 +.010 -.010 1.000 +.010 -.010 .700 +.010 -.010 .500 +.002 -.002 1.500 .150 1.150 +.002 -.002 3.000 +.002 -.002 8.900 | ||