Llun: 1
Taf Fechan Source above Neuadd Reservoir

Watershed. ORS of North scarp of beacons near Taf Fechan source. 24.08.71

Dyddiad: 24/08/1971

Llun: 2
Taf Fechan Source above Neuadd Reservoir

Brecon side of scarp from Pen y Fan. Crybin on right.

Dyddiad: 1971

Llun: 3
Taf Fechan Icescapes above Neuadd Reservoir

New erosion face East of Taf Fechan near source. January 1978.

Dyddiad: January 1978

Llun: 4
Taf Fechan Icescapes above Neuadd Reservoir

Iced tributary through snow. West of Upper Neuadd. January 1978.

Dyddiad: January 1978

Llun: 5
Taf Fechan Icescapes above Neuadd Reservoir

Starry-edged ice plates. Taf Fechan. Top. 1978

Dyddiad: 1978

Llun: 6
Taf Fechan Icescapes above Neuadd Reservoir

Ice plates 3 inch above river level. Taf Fechan. January 1978.

Dyddiad: 1978

Llun: 7
Taf Fechan Icescapes above Neuadd Reservoir

Ice skirted boulders. Taf Fechan. Janurary 1978.

Dyddiad: 1978