Edward Gordon Douglas Pennant
Sam Holland
Colonel the Hon: E. G. D. Pennant, M.P
Mr. Richard Lloyd (of Rhiw) goruwchwyliwr yn...
Inside the quarrymen's 'caban',...
Mr George Ellis demonstrating the 'car...
Postcard showing Graig Ddu quarrymen, Blaenau...
Saw tables, Oakeley Quarry, Blaenau Ffestiniog
Oakeley Quarry, Blaenau Ffestiniog, 1926
Incline at Graig Ddu quarry, Blaenau Ffestinog
Railway tracks of the Llwyngwern quarry, which...
View of Llwyngwern quarry, which closed in 1951...
A quarryman at Llwyngwern quarry, which closed...
Quarrymen cutting slate at Llanberis
Two quarrymen splitting slate at Chwarel Cefn...
Slate quarrymen at Deiniolen
Penrhyn slate quarries, near Bangor
Snowdon from Nantlle lakes
Snowdon from Nantlle Lakes
The slate mine
Penrhyn Slate Quarries near Bangor, N.W
Penrhyn Slate Quarries, near Bangor
The Penrhyn Slate Quarries
view of Rhiwbryfdir from Llechwedd quarry (1878)
engine room of Braich Goch quarry, Corris
Penmachno quarry