Bulgaria, Kingdom. An Air Force Officer's Cap Badge, C.1935 GTRexclude The upper left arm has

The upper left arm has the Reich Protection Police Gendarmerie arm badge sewn in place

Class 1914-1918 (Military Merit Cross for Courage) -  in bronze

three ventilation holes with black rubber inserts in place

In 18K Gold with blue

5 Convalescent Depot at Cayeux on November 5th

Bulgaria, Kingdom. An Air Force Officer's Cap Badge, C.1935 GTRexclude The upper left arm hasIn gold coloured bullion wire, in various textures, featuring an oval badge in bronze gilt with red, green and white enamels in the centre, held in place via two prongs, framed by a wreath, flanked by wings on either side and surmounted by the Imperial crown, on a black wool base, black paper backer, measuring 133 mm (w) x 59 mm (h), chipping evident in the red enamels on the oval badge, discolouration present in the bullion, wear on the black paper