Tan y Foel, Eustace Tickell
Rhayader Bridge
Caban Coch dam, Elan Valley Laying of the...
Caban Coch interior of cement cooling shed.
Caban Coch dam from downstream
Caban Coch construction, Elan Valley
Dechrau adeiladu argae Caban Coch, Cwm Elan
Golygfa ar Gerdyn Post y Llyn, Cwm Elan
Pen-y-Garreg Dam Postcard, Elan Valley
Craig Goch Postcard, Elan Valley
Garreg Ddu (Cerdyn Post)
Caban Coch postcard, Elan Valley
Nantgwyllt Valley Colourised
imSM20.jpg
Cyffordd yr Elan a Gwy ger Rhaeadr Gwy
Craig Goch Dam Main Trench, Elan Valley
Excavation at Claerwen (?) Elan Valley
Claerwen Dam Arches Construction
Claerwen Dam and Claewen Reservoir, aerial shot.
Cranes at Construction of Claerwen Dam
At the Site of the Construction of Caban Coch (...
Construction of Caban Coch Dam
King Edward VII Opening Ceremony
Pen y Garreg Construction
Children's Hospital, Bryn Gwy, Rhayader
Hirnant Peat Cutting
Rhayader West Street from Bridge
Old Nantgwyllt Church
Elan Valley Claerwen Dam Construction
Warley Reservoir interior