Maenofferen Slate Quarry 1975
18:16
Famous Welsh Slate Quarry Dinorwig
52:08
Foel Grochan Slate Mine - Aberllefenni
17:12
Abandoned Slate Quarry Tramway off the Ffestiniog Railway
32:11
The Dinorwig Slate Quarry
44:06
From Bewdley To Blaenau 1950s-1960s - UK British Railways Archive Series
25:33
FOREST OF DEAN FREEMINERS.
12:06
Maenofferen 1978
19:44