Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Glan-Deri Colliery, plan
Glan-Deri Colliery No. 2 Rhondda Seam underground ventilation plan. Scale 1:2500. Undated. Folded.
Pwnc
Diwydiant
Rhif yr Eitem
2007.12/34
Derbyniad
Purchase, 8/2/2007
Mesuriadau
unfolded
(mm): 480
unfolded
(mm): 500
folded
(mm): 168
folded
(mm): 253
Deunydd
papur
Lleoliad
In store
Dosbarth
ventilationNid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.