DZ203
... that the Boeing 247 DZ203 flew for United Airlines and the RCAF before the RAF used it to perform the world's first completely automated approach and blind landing?
... that the <a href="./Boeing_247" id="mwAtc" rel="mw:WikiLink" title="Boeing 247">Boeing 247</a> <b id="mwAtg"><a href="./DZ203" id="mwAtk" rel="mw:WikiLink" title="DZ203">DZ203</a></b> flew for <a href="./United_Airlines" id="mwAto" rel="mw:WikiLink" title="United Airlines">United Airlines</a> and the <a href="./Royal_Canadian_Air_Force" id="mwAts" rel="mw:WikiLink" title="Royal Canadian Air Force">RCAF</a> before the <a href="./Royal_Air_Force" id="mwAtw" rel="mw:WikiLink" title="Royal Air Force">RAF</a> used it to perform the world's first completely automated approach and <a href="./Instrument_approach" id="mwAt0" rel="mw:WikiLink" title="Instrument approach">blind landing</a>?