<a href="https://en.wikipedia.org/wiki/John_Robertson_Duigan" id="mwsg" rel="mw:WikiLink" title="John Robertson Duigan">John Robertson Duigan</a> makes the first flight of the <a href="https://en.wikipedia.org/wiki/Duigan_pusher_biplane" id="mwsw" rel="mw:WikiLink" title="Duigan pusher biplane">Duigan pusher biplane</a>, the first aircraft built in Australia.