Blueprint for five brass oil jets.
| Identifier | WestWitteringFiles\T\2July1929-December1929\ Scan046 | |
| Date | 15th August 1929 | |
| [ "HS. {Lord Ernest Hives - Chair} 228.", ".525", ".375", ".100", "SCREW 5/8 DIA 20 TPI", ".700 DIA", ".187 DIA", ".050", ".350", "1.200", "1.300", "±5", ".062 DIA", "±1", ".312 DIA", "±3", ".560 DIA", "±5", "TAP 7/16 DIA 22 TPI", "OIL JETS - 5 OFF - BRASS-", ".820 ACROSS FLATS.", "15-8-29" ], | ||
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).