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| Name: | Heinrich Kostrba | Country: | Austro-Hungarian Empire | Rank: | Hauptmann | Squadrons: | Flik 4, 23 | Victories: | 8 | Born: | 22 October 1883 | Place of Birth: | Prague, Czechoslovakia | Died: | 24 September 1926 |  | Place of Death: | Prague, Czechoslovakia |
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| | Kostrba joined the Austrian army and served in the infantry before his transfer to aviation. He became a pilot in October 1914 and was sent to the Italian front. He was the first Austro-Hungarian ace to down three enemy aircraft in one day. When the war ended, Kostrba founded the Czechoslovakian Flying Corps and was its first commanding officer. |
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