1935 Helena earthquake
... that the most heavily damaged building in the 1935 Helena earthquake was the Helena High School, which had been completed just two months earlier?
... that the most heavily damaged building in the <b id="mwCSU"><a href="./1935_Helena_earthquake" id="mwCSY" rel="mw:WikiLink" title="1935 Helena earthquake">1935 Helena earthquake</a></b> was the <a href="./Helena_High_School" id="mwCSc" rel="mw:WikiLink" title="Helena High School">Helena High School</a>, which had been completed just two months earlier?