Cack Henley
... that Cack Henley threw the longest complete game shutout in professional baseball history?
... that <b id="mwBJI"><a href="./Cack_Henley" id="mwBJM" rel="mw:WikiLink" title="Cack Henley">Cack Henley</a></b> threw the longest <a href="./Complete_game" id="mwBJQ" rel="mw:WikiLink" title="Complete game">complete game</a> <a href="./Shutout_(baseball)" id="mwBJU" rel="mw:WikiLink" title="Shutout (baseball)">shutout</a> in <a href="./Professional_baseball" id="mwBJY" rel="mw:WikiLink" title="Professional baseball">professional baseball</a> history?