Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Your Job in Coal Products (booklet)
Content summary - information about how coke is made, by-product plants, and working in the coking plant. 20 pages, illustrated throughout.
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.