Kerr-Addison Mine
... that the Kerr-Addison Mine was the largest producer of gold in North America in 1960?
... that the <b id="mwfw"><a href="./Kerr-Addison_Mine" id="mwgA" rel="mw:WikiLink" title="Kerr-Addison Mine">Kerr-Addison Mine</a></b> was the largest producer of <a href="./Gold" id="mwgQ" rel="mw:WikiLink" title="Gold">gold</a> in <a href="./North_America" id="mwgg" rel="mw:WikiLink" title="North America">North America</a> in 1960?