Austria, Imperial A Technical Flight Club Badge by A.Rubinstein
In bronze gilt, maker marked "A. RUBINSTEIN WIEN VII" on the reverse, illustrating the Austrian two-headed eagle coat-of-arms above the inscription "UNTER ALLERHÖCHSTEM PROTEKTORATE. K.K. ÖSTERR. FLUGTECHNISCHER VEREIN" with a plane in flight below and engraver marked below the tail, 41.7 mm x 45 mm, tab button hole attachment, light contact and gilt wear, near extremely fine.

