Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
John Evans Who Was Buried Without Food or Light, During the Space of 12 Days & Nights, in a Coal Pit at Minera, Near Wrexham, 120 Yards Below the Surface of the Earth, September 27th 1819 (print)
Cyhoeddwyd yn Goleuad Gwynedd, Tachwedd 1819, t.198.
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.