Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Intrinsic Safety in Coal Mines (booklet)
National Coal Board Mining Department
(Publisher)
30 page booklet with green covers, stapled at centre.
Pwnc
Diwydiant
Rhif yr Eitem
2001.1/794
Creu/Cynhyrchu
Derbyniad
donation, 1/2/2001
Mesuriadau
Meithder
(mm): 210
Lled
(mm): 148
Deunydd
Card
Paper
Lleoliad
In store
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.