German Aviator Lt. Josef Mai, recipient of the Iron Cross (first and second class) who during the Great War was credited with 30 aerial victories. He fought during the German offensive for Paris, and fought around Warsaw on the Eastern Front in 1915. Later fighting on the Western Front would have him involved with dogfights during both the Battle of Verdun and Battle of the Somme. During World War II, he was a flight instructor for the Luftwaffe.
He died in 1982, at the age of 94.
(Source: Flickr / sdasmarchives, via pompeivsmagnvs)