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Air Ministry parallel rule, 1942


Code: M19219

By Aston & Mander & Co. London. 1942 dated.  '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/marking and some damage/loss around the edges close the the ends.  Reasonable condition.  As used by the Navigator for route plotting in bomber aircraft.  Stock code M19219.