New York City Board of Aldermen
... that the New York City Board of Aldermen was at different times in its history an upper house and a lower house?
... that the <b id="mwAWI"><a href="./New_York_City_Board_of_Aldermen" id="mwAWM" rel="mw:WikiLink" title="New York City Board of Aldermen">New York City Board of Aldermen</a></b> was at different times in its history an <a href="./Upper_house" id="mwAWQ" rel="mw:WikiLink" title="Upper house">upper house</a> and a <a href="./Lower_house" id="mwAWU" rel="mw:WikiLink" title="Lower house">lower house</a>?