Rhif Archif
6435758
Disgrifiad
35mm colour slide, general view of Llywernog Mine area, produced by A.J. Parkinson.
Cofnod Casglu
AJP - A.J. Parkinson Slide Collection
Cyfrwng
Graphic.
Cychwynnwr
Mr Anthony J. Parkinson, RCAHMW
Arolwg / Survey