Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Joy Sullivan Shovel Loaders (instruction booklet)
Full title - ''Instruction Book for the Operation and Maintenance of Joy Sullivan Shovel Loaders.'' 47 pages, undated.
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.