Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Bargoed Colliery, plan
'Senior 'H' Tube Economiser of 7874 sq ft Heating Surface Arranged 14 wide 8 high 11'-5' Tubes. Powell Duffryn Associated Colleries, Bargoed Colliery.' Drawing no. CAS64. Scale ¼" to 1ft. Dated 9 May 1942.
Pwnc
Diwydiant
Rhif yr Eitem
68.35/29
Derbyniad
Donation, 8/2/1968
Mesuriadau
Meithder
(mm): 693
Lled
(mm): 993
Techneg
blueprint
Deunydd
papur
Lleoliad
In store
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