Elan Valley railway junction, c. 1900
Elan Valley construction site, 1896
Dam construction, Elan Valley, 1898
Pipeline construction, Elan Valley waterworks,...
Elan Valley Railway, 1902
Employees of the Wrexham and East Denbighshire...
Re-erecting Esgair Moel woollen mill at the...
Women workers at Pentre Works Ceramics (J. G....