Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Cefn Celfi Colliery Ventilation Plan
Handrawn and coloured ventilation plan for Cefn Celfi colliery. Scale two chains to one inch. Undated.
Pwnc
Diwydiant
Rhif yr Eitem
2006.132/1
Derbyniad
Donation, 20/12/2006
Mesuriadau
unfolded
(mm): 1350
unfolded
(mm): 915
Deunydd
papur
Lleoliad
In store
Dosbarth
ventilationNid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.