It begins to become airborne when Kress slows and tries to turn to avoid an obstruction , capsizing the aircraft .
3 October -- Wilhelm Kress trials his Drachenflieger twin - hulled tandem triplane seaplane , the first powered marine aircraft , in Austria - Hungary .
It begins to become airborne when Wilhelm Kress slows and tries to turn to avoid an obstruction , capsizing the aircraft .
3 October -- Wilhelm Kress trials his Drachenflieger twin - hulled tandem triplane seaplane , the first powered marine aircraft , in Austria - Hungary .