Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Bottom Plate of Pit Cage, plan
National Coal Board, South Western Division, Arrangement and detail of parts for bottom plate of pit cage, Big Pit, Blaenavon. Scale 1/8" & ¼" = 1". Date 17th Oct 1967. Drawing No.D65
Pwnc
Diwydiant
Rhif yr Eitem
2001.1/414
Mesuriadau
Meithder
(mm): 732
Lled
(mm): 994
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.