Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Coal Dust Explosion in Mines (report)
Health and Safety Executive
(publisher)
Lecture notes prepared for a seminar/course. 34 pages with additional pages of graphs.
Pwnc
Diwydiant
Rhif yr Eitem
2018.164/19
Creu/Cynhyrchu
Derbyniad
old stock, 9/8/2018
Mesuriadau
Meithder
(mm): 298
Lled
(mm): 214
Deunydd
papur
cerdyn
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.