Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Underground Vulcanising for Trunk Conveyor Belts (booklet)
Information Bulletin No. MM(50)4. '50/19' handwritten beneath bulletin number. 10 pages with appendices.
Pwnc
Diwydiant
Rhif yr Eitem
2018.42/14
Mesuriadau
Meithder
(mm): 331
Lled
(mm): 204
Dosbarth
underground transport (coal)Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.