Dangos 1 canlyniad

Disgrifiad archifol
Llyfrgell Genedlaethol Cymru = The National Library of Wales Davies, W. Ll. (William Llewelyn), 1887-1952. Amlwch Ffeil Cymraeg
Rhagolwg argraffu Gweld:
Prices of copper ore,
Prices of copper ore,