A Rare High Quality Class “D” Fia Civil Gliding Proficiency Button-Hole Badge certificate_of_authenticity an Austro-Hungarian banner with 1914

an Austro-Hungarian banner with 1914

with blackened metal application attached on top

with some paint missing from back plate

with light contact overall

A Rare High Quality Class “D” Fia Civil Gliding Proficiency Button-Hole Badge certificate_of_authenticity an Austro-Hungarian banner with 1914This is a rare and high quality manufacture Klasse D International Gliding Commission (IGC) Internationale Segelflugkommission (ISK) Federation Aeronautique Internationale (FAI) gliding proficiency button hole badge; in silver and fine blue and white enamels; reverse numbered 9135 and marked 935 (for silver content); measuring 21. 84 mm in diameter; weighing 6. 6 grams; very faint contact marks but otherwise near mint condition. Footnote: The