Nostrand Avenue
... that despite overcrowding at the Nostrand Avenue station in Brooklyn, two of its entrances remained closed for several decades?
... that despite overcrowding at the <b id="mwBWY"><a href="./Nostrand_Avenue_station_(IND_Fulton_Street_Line)" id="mwBWc" rel="mw:WikiLink" title="Nostrand Avenue station (IND Fulton Street Line)">Nostrand Avenue</a></b> station in <a href="./Brooklyn" id="mwBWg" rel="mw:WikiLink" title="Brooklyn">Brooklyn</a>, two of its entrances remained closed for several decades?