Keywords: Trefforrest tin works, Glamorganshire.jpeg Abstract The interiors of Trefforest Tin Works showing men women and boys working Size mm 482 462 exhibition history Institution National Library of Wales Technique print lithograph bw object history object type PD-old-70-1923 place of creation place of discovery 1129581 Trefforrest tin works Glamorganshire Uploaded with GWToolset Trefforrest tin works Glamorganshire http //dams llgc org uk/behaviour/llgc-id 1129581/fedora-bdef image/reference Images uploaded as part of NLW - WMUK collaboration Welsh Landscape Collection Treforest Wales Interiors Industries Women in art Employment |