PWS-52
... that Polish aviator Józef Lewoniewski planned to fly the PWS-52 monoplane prototype around the world?
... that Polish aviator <a href="./Józef_Lewoniewski" id="mwC4I" rel="mw:WikiLink" title="Józef Lewoniewski">Józef Lewoniewski</a> planned to fly the <b id="mwC4M"><a href="./PWS-52" id="mwC4Q" rel="mw:WikiLink" title="PWS-52">PWS-52</a></b> <a href="./Monoplane" id="mwC4U" rel="mw:WikiLink" title="Monoplane">monoplane</a> prototype around the world?