Rachel Koopmans
... that Rachel Koopmans was part of a research team which discovered that two stained glass windows of Canterbury Cathedral dated to the 1180s?
... that <b id="mwAZI"><a href="./Rachel_Koopmans" id="mwAZM" rel="mw:WikiLink" title="Rachel Koopmans">Rachel Koopmans</a></b> was part of a research team which discovered that two <a href="./Stained_glass" id="mwAZQ" rel="mw:WikiLink" title="Stained glass">stained glass</a> windows of <a href="./Canterbury_Cathedral" id="mwAZU" rel="mw:WikiLink" title="Canterbury Cathedral">Canterbury Cathedral</a> dated to the 1180s?