
Penrhyn Slate Quarries
at National Library of Wales
British1817–1896

Penrhyn Slate Quarries
at National Library of Wales

Summit of Snowdon
at National Library of Wales

John Ogwen Jones
at National Library of Wales

Edward Matthews
at National Library of Wales

Edward Matthews
at National Library of Wales

Alderman T. J. Williams J.P., Denbigh
at National Library of Wales

Joseph Thomas
at National Library of Wales

Owen Thomas
at National Library of Wales

Dr. Owen Thomas
at National Library of Wales

Dr. Owen Thomas
at National Library of Wales
25 works

Penrhyn Slate Quarries
at National Library of Wales

Summit of Snowdon
at National Library of Wales

John Ogwen Jones
at National Library of Wales

Edward Matthews
at National Library of Wales

Edward Matthews
at National Library of Wales

Alderman T. J. Williams J.P., Denbigh
at National Library of Wales

Joseph Thomas
at National Library of Wales

Owen Thomas
at National Library of Wales

Dr. Owen Thomas
at National Library of Wales

Dr. Owen Thomas
at National Library of Wales

National Library of Wales
Ceredigion, United Kingdom