film appearance of Captain America
... that a 1944 serial film was the first film appearance of Captain America and the first film appearance of any Marvel Comics character?
... that <a href="./Captain_America_(serial)" id="mwBAM" rel="mw:WikiLink" title="Captain America (serial)">a 1944 serial film</a> <i id="mwBAQ">(poster pictured)</i> was the first  <b id="mwBAU"><a href="./Captain_America_in_film" id="mwBAY" rel="mw:WikiLink" title="Captain America in film">film appearance of Captain America</a></b> and the first film appearance of any <a href="./Marvel_Comics" id="mwBAc" rel="mw:WikiLink" title="Marvel Comics">Marvel Comics</a> character?