Blueprint detailing the design and dimensions of a silencer.
| Identifier | ExFiles\Box 8\8\ 08-page61 | |
| Date | 17th August 1938 | |
| RM. {William Robotham - Chief Engineer} 552. SCALE 1/2 SIZE VIEW IN DIRECTION B BLANK BAFFLE A 2.500 4.50" 2.00" .500" 17.00" 2.50" 2.00" 4.50" 6.00" 5 ROWS .0935" HOLES, CENTRES .500" APART TACKED HERE SECTION OF SILENCER AT A.A. B 8 3.00" 6.00" 8.000" 2.00 DIA G. {Mr Griffiths - Chief Accountant / Mr Gnapp} H. {Arthur M. Hanbury - Head Complaints} WHYMAN 17-8-38 | ||
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).