Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Mining Machinery. BJD. Olympia 1959 (booklet)
Illustrations and details of British Jeffrey-Diamond Ltd machinery on display at the Olympia trade exhibition, 1959. 12 pages.
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.