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).
Arrangement drawing for a .500 bore Browning machine gun for aircraft.
| Identifier | ExFiles\Box 176\1\ img064 | |
| Date | 13th September 1940 | |
| SECRET. To Ve. from Ev.{Ivan Evernden - coachwork} c. to V.{VIENNA}/NP. c. to Rm.{William Robotham - Chief Engineer} re .500 Bore Machine Guns for Aircraft. During a visit to the South last week-end we were able to discover that the Air Ministry's latest arrangement drawing of the .500 in. Browning Machine Gun is AD.14125. We saw a blueprint of the drawing, and it is obviously what you require. The firing unit is on the side. Possibly you could acquire a print of this drawing. Ev.{Ivan Evernden - coachwork} | ||