Headframe at Deep Duffryn Colliery
Surface view of Deep Duffryn Colliery
Old pumping engine house at Deep Duffryn Colliery
Postcard of Deep Duffryn Colliery
Downcast headframe at Deep Duffryn Colliery
Engine house and winding engine at Cefn Coed...
Pit top at Cefn Coed Colliery
Lancashire boilers at Cefn Coed Colliery
Worsley Mesnes winder at Cefn Coed Colliery
Markham steam winder at Blaenant Colliery
Engine house at Blaenant Colliery
Three men and a forklift truck at Blaenant...
Surface view of Blaenant Colliery
Worsley Mesnes winder at Blaenant Colliery
Markham steam engine at Blaenant Colliery
Engine house at Cefn Coed Colliery
Surface view of Beynon Colliery
Buildings and headframe at Beynon Colliery
Andrew Barclay haulage engine at Brynlliw Colliery
Peckett locomotive at Brynlliw Colliery
Upcast headframe at Brynlliw Colliery