Armstrong Chapel
... that the foundation stones of Armstrong Chapel in Indian Hill, Ohio, are held together by earth rather than mortar?
... that the <a href="./Foundation_(engineering)" id="mwBAk" rel="mw:WikiLink" title="Foundation (engineering)">foundation</a> stones of <b id="mwBAo"><a href="./Armstrong_Chapel_United_Methodist_Church" id="mwBAs" rel="mw:WikiLink" title="Armstrong Chapel United Methodist Church">Armstrong Chapel</a></b> in <a href="./Indian_Hill,_Ohio" id="mwBAw" rel="mw:WikiLink" title="Indian Hill, Ohio">Indian Hill, Ohio</a>, are held together by earth rather than <a href="./Mortar_(masonry)" id="mwBA0" rel="mw:WikiLink" title="Mortar (masonry)">mortar</a>?