Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
How Coal is Won (poster)
Britain's Coal Industry - 3
Pwnc
Diwydiant
Rhif yr Eitem
87.153I/6
Creu/Cynhyrchu
W.S. Cowell Ltd.
National Coal Board
Derbyniad
collected officially, 13/8/1987
Mesuriadau
Meithder
(mm): 757
Lled
(mm): 504
Techneg
Colour (commercial printing)
Commercial printing
Print
Deunydd
Paper
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