Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Cefn Coed Colliery low pressure system, graph
Handwritten/drawn in black ink on white, waxed paper. A graph labeled 'Cefn Coed Colliery L.P. System'. Loose within a green card file with all other documents with accession number 83.184I/67. The file is labelled 'Colliery Boiler Plant B31', 'Cefn Coed Data' and 'Colliery Engineering'.
Pwnc
Diwydiant
Rhif yr Eitem
83.184I/67 (15)
Creu/Cynhyrchu
David, E. Ivor
Dyddiad:
Derbyniad
Collected officially, 20/12/1983
Mesuriadau
Meithder
(mm): 258
Lled
(mm): 174
Deunydd
paper (waxed)
Lleoliad
In store
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.