Bulgaria, Kingdom. A Pilot Badge, Type I, Screwback Variant, German Made, c.1930 United Republic of the interior bearing a partially-visible

the interior bearing a partially-visible mark of a Munich-based manufacturer

one aluminum chainlink cleaning tool (measuring 1

1942 and carries a facsimile of General der Flieger Gustav Kastner-Kirdorf (1881–1945)

minor toned silver and chipped green enamel

along with being stamped in yellow ink with the date "1973"

Bulgaria, Kingdom. A Pilot Badge, Type I, Screwback Variant, German Made, c.1930 United Republic of the interior bearing a partially-visible(Znachka na pilota). Instituted in 1921. (1930s issue). Constructed of gilded bronze, consisting of a large eagle with open wings topped by a Hungarian Royal Crown and a superimposed B, the reverse plain, with a base with threads and a matching threaded screwback plate, unmarked but displaying German made manufacturing characteristics likely made by Friedrich Sedlatzek of Berlin, measuring approximately 61. 2 mm (w) x 27. 6 mm (l), weighing 8. 79