Canterbury Cathedral: Compartment of nave. From: <cite class="book" style="font-style:normal">Willis, Robert       <i> <a rel="nofollow" class="external text" href="https://archive.org/details/architecturalhis00will_1%7Cyear=1845%7Cpublisher=Longman%7Cplace=London">The Architectural History of Canterbury Cathedral</a></i>  <small></small></cite>
Willis, Robert, 1800-1875
<a rel="nofollow" class="external free" href="https://archive.org/details/architecturalhis00will_1">https://archive.org/details/architecturalhis00will_1</a>