United Kingdom. An R.F.C. Pilot's Compass MKII, 259 Pattern, c.1915 certificate_of_authenticity and Chemical Construction (“OSOAVIAKhIM”) in

and Chemical Construction (“OSOAVIAKhIM”) in multi-colored enamels

(Schlesische) Infanterie-Division

including two War Service Medals of 1873 and an 1898 Jubilee medal

7 mm (h) inclusive of its wreath and integral ring suspension

I Class Gold Grade  (Sveriges Lottakårer Riksförbundet) {Auxiliary Service of the Home Guard}

United Kingdom. An R.F.C. Pilot's Compass MKII, 259 Pattern, c.1915 certificate_of_authenticity and Chemical Construction (“OSOAVIAKhIM”) inDesigned by Captain Creagh Osborne and manufactured by the Hughes Dent company beginning in 1913, this company was employed in RFC and RAF aircraft beginning in 1915. Predominantly used in the sopwith Camel, the compass features a circular bowl, with a flat glass cover, and is in a vertical position. The expansion chamber is on the front of the glass. The lubber line is painted on the inside of the glass. It is thus aft of the card which, in view of