The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
Elan Valley. Caban Coch Dam. P. B. Abery. Builth. Wells. 1937
Elan Valley. Caban Coch Dam at Dawn. Alpine Press. Dave Newbould. Origins Gwreiddiau
Caban Coch Dam. Elan Valley. Rhayader. L. T. K
Elan Valley. Caban Coch Dam. J. Salmon Ltd. Cameracolour
Caban Coch Dam. Elan Valley. Rhayader. Salmon
Rhayader. Elan Valley. Caban Coch Dam. Postcard
Rhayader. Caban Coch Dam. Elan Valley. J. Salmon. Gravure Style
Caban Coch Dam Elan Valley. 1885c. J. Salmon. Cameracolour
