
Built at the Puchheim airfield; one of the first Otto monoplanes. In all probability the later re-designed 1911 “Schule Doppeldecker,” thus converted from a tractor biplane into a monoplane.

Built at the Puchheim airfield; one of the first Otto monoplanes. In all probability the later re-designed 1911 “Schule Doppeldecker,” thus converted from a tractor biplane into a monoplane.