Train named Coel with Inspection Van and Mr....
Cranes on Caban Coch dam, Elan Valley during...
Garreg Ddu dam under construction, Elan Valley
Foel Tower under construction, Elan Valley
Craig Goch dam during construction
Flour Mill Pool dam under repair, Greenfield
Postcard of Old Weir Bridge, Killarney, 1907
Ceinws/ Esgairgeiliog
Overflow from the dam, Abercorris / Cwmodyn...
Argae y Dique, Y Wladfa / Patagonia
Cwm Elan Dam Workers, 1902