Brown, Tom C.; Miners and Colliery; Llyfrgell Genedlaethol Cymru / The National Library of Wales; http://www.artuk.org/artworks/miners-and-colliery-119772
Brown, Tom C.; Miners and Colliery; Llyfrgell Genedlaethol Cymru / The National Library of Wales; http://www.artuk.org/artworks/miners-and-colliery-119772