Cefn Coed Colliery, c. 1955
Building the Worsley Mesnes winding engine,...
Rhondda Cubitt winder, Cefn Coed Colliery, Crynant
Model of colliery winding engine, twin cylinder...
The headgear of the winding engine, Cwrtherbert...
The winding engine, Cwrtherbert Colliery ...
Model of Pit Head Winding Gear, 1900s