A set of drawing instruments complete in a lined wooden box, marked Cooke Troughton and Simms A M 1939; a military-pattern, liquid filled compass with mother-of-pearl dial marked TG & Co Ltd London 1944 Mk III with original stores tag, serial number B 266528; a hand- bearing compass Type 06A in an Air Ministry wooden box; Air Ministry Course and Speed calculator Mk IIA; a Airtour CRP-1 computer, with handbook, in leather case; pair of pilots goggles with an elastic and leather strap marked A1D561 with lenses opaque with age; a wooden chartboard and fittings marked A M 196/40 (7)