Blueprint showing a proposed modification for a magnetically controlled valve.
| Identifier | ExFiles\Box 56\1\ Scan197 | |
| Date | 9th March 1932 | |
| PROPOSED MODIFICATION 9-3-32 VOL OF COIL 2.05 C:INS: PREVIOUS COIL 1.3 C:INS: ROLLS ROYCE, LTD. PRINT ROOM MAR 30 1932 DERBY. MAGNETICALLY CONTROLLED VALVE MAX: SIZE POSSIBLE FOR 20HP FRONT. WB {Mr Brazier / Mr Bell} | ||
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).