Keywords: Cwm Elan mansion (1293572).jpg Abstract Cwm Elan mansion Size mm 163 exhibition history Institution National Library of Wales Technique negative glass plate negative bw object history CC-zero Creator Percy Benzie Abery 1293572 Cwm Elan mansion 1293572 Uploaded with GWToolset Cwm Elan mansion 1293572 http //dams llgc org uk/iiif/test/image/1293572/full/1000 /0/default jpg Images uploaded as part of NLW - WMUK collaboration Photographs by P B Abery in the National Library of Wales Elan Valley Reservoirs |