Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Capping Wire Ropes (booklet)
Content summary - details of the two methods of capping wire ropes. 20 page booklet. Undated copy but the publication was first printed in 1962.
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.