Esgair Moel Woollen Mill, north end interior, St Fagans National History Museum. This woollen mill was originally built in 1760 in Llanwrtyd, Powys, and was re-erected at the museum 1949-1952.
<a href="//commons.wikimedia.org/wiki/User:Rwendland" title="User:Rwendland">Rwendland</a>
CC BY-SA 3.0
<span class="int-own-work" lang="en">Own work</span>