Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
The Use of PVC in the Manufacture of Non-Inflammable Conveyor Belts (booklet)
National Coal Board
(author)
Barclay, J.T.
(author)
N.C.B. Research Paper No.1. 7 pages with additional appendices.
Pwnc
Diwydiant
Rhif yr Eitem
Library 83477
Creu/Cynhyrchu
Mesuriadau
Meithder
(mm): 330
Lled
(mm): 200
Deunydd
cerdyn
papur
metel
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.