his ore-milling company
... that Thomas Edison lost a fortune in his ore-milling company but "had a hell of a good time spending it"?
... that <a href="./Thomas_Edison" id="mwCK0" rel="mw:WikiLink" title="Thomas Edison">Thomas Edison</a> lost a fortune in <b id="mwCK4"><a href="./Edison_Ore-Milling_Company" id="mwCK8" rel="mw:WikiLink" title="Edison Ore-Milling Company">his ore-milling company</a></b> <i id="mwCLA">(building pictured)</i> but "had a hell of a good time spending it"?