Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Technical drawing
Engineering drawing showing bottomgrate bars for colliery agents house possibly at Tredegar, 1912, Tredegar Iron & Coal Co
Pwnc
Diwydiant
Rhif yr Eitem
87.243I/142
Mesuriadau
Meithder
(mm): 368
Lled
(mm): 352
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.