Craig Goch Postcard, Elan Valley
Caban Coch postcard, Elan Valley
Nantgwyllt Valley Colourised
Craig Goch Dam Main Trench, 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
Old Nantgwyllt Church
Elan Valley Claerwen Dam Construction
Elan Valley Aqueduct Teme Bridge Leintwardine
Elan Valley Aqueduct Stour Canal crossing.
Frankley Reservoir Curved Wall looking East.
Deepwood Siphon Outlet
Elan Valley Aqueduct pipe.
Elan Valley Aqueduct Wye Siphon Lowering pipe.
Elan Valley aqueduct tube being inserted.
Elan Valley Aqueduct Teme Bridge Leintwardine...
Elan Valley Aqueduct Rhayader conduit cut and...
Elan Valley Aqueduct Nantmel Dingle Crossing North
Elan Valley Aqueduct Maes y Gelli construction.
Elan Valley Aqueduct. Knighton Tunnel workings.
Elan Valley Aqueduct Downton syphon inlet
Elan Valley Aqueduct construction
Elan Valley Aqueduct Carmel looking East
Elan Valley to Birmingham Aqueduct 62 M 60 CHS...
Elan Valley Home Guard
