Captain Atom
... that the first appearance of superhero Captain Atom was in an Australian comic?
... that the first appearance of superhero <i id="mwAtg"><b id="mwAtk"><a href="./Captain_Atom_(Atlas_Publications)" id="mwAto" rel="mw:WikiLink" title="Captain Atom (Atlas Publications)">Captain Atom</a></b></i> was in an Australian comic?