A complete view of Pen-y-Graig (photo by George Williamson).

Pen-y-Graig looking towards the incline (photo by George Williamson).

The loco shed and yard at Pen-y-Graig (photo by George Williamson).

A view across the yard at Pen-y-Graig (photo by George Williamson).

The incline at Pen-y-Graig (photo by George Williamson).

The winding house at Pen-y-Graig (photo by George Williamson).

Quarry buildings at Pen-y-Graig (photo by George Williamson).

Pen-y-Graig.

Pen-y-Graig.

Pen-y-Graig.

Pen-y-Graig.

Pen-y-Graig.

Pen-y-Graig.

Pen-y-Graig.