Air Ministry parallel rule, 1944

Air Ministry parallel rule, 1944

Code: M22470


W: 6.8cm (2.7")L: 45cm (17.7")


By J.A. Nicholl & Co.  1944 dated.  Ref. No. 13/88.  'Capt. Field's Improved' boxwood parallel rule with brass fittings.  Approximately 45cm in length x 6.8cm wide when closed.  Clear Air Ministry and crown markings.   Light scratches and a few minor 'bumps' around the edges.  The left end does not close as tightly as the right but in good '+' used condition overall.  As used by the Navigator for route plotting in bomber aircraft.  Stock code M22470.