Nailsea Glassworks
... that experimental work on the production of cylinder glass was carried out at Nailsea Glassworks?
... that experimental work on the production of <a class="mw-redirect" href="./Cylinder_glass" id="mwBq8" rel="mw:WikiLink" title="Cylinder glass">cylinder glass</a> was carried out at <b id="mwBrA"><a href="./Nailsea_Glassworks" id="mwBrE" rel="mw:WikiLink" title="Nailsea Glassworks">Nailsea Glassworks</a></b>?