Llun: 1
Limestone above Taf Fechan gorge Cefn Coed y Cymmer

Morlais Hill limestone shown from near Pont Sarn 3 February 1971

Dyddiad: 03/02/1971

Llun: 2
Vaynor limestone pavement

View down Morlais Brook where it has exposed 12 foot sandstone bed of millstone grit

Llun: 3
Vaynor limestone pavement

Grassy talus and mossy peat on limestone slab Morlais quarry 1973

Dyddiad: 1973

Llun: 4
Vaynor limestone pavement

Mossy boulders, clints with grykes between. Vaynor November 1976

Dyddiad: November 1976