Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Wyllie Colliery, plan
Tredegar Southern Colleries ltd. Wyllie Colliery. Diagramatic Arrangement of Screening and Washing processes. Revised 18.5.36, 6.3.39
Pwnc
Diwydiant
Rhif yr Eitem
68.35/144
Derbyniad
Donation, 8/2/1968
Mesuriadau
Meithder
(mm): 403
Lled
(mm): 405
Deunydd
paper (waxed)
Lleoliad
In store
Dosbarth
constructionNid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.