English
Beta
Hygyrchedd
Hafan
Amdanom
Chwilio
Orielau
Map
Cymorth
Cysylltwch
Cofnod Archif
Canlyniadau
Safle Chwilio Uwch
Nid oes gennych resi chwilio datblygedig. Ychwanegwch un trwy glicio ar y botwm '+ Ychwanegu Rhes'
+ Ychwanegu Rhes
Chwilio
Ail Gychwyn
Great Orme Copper Mine; Ty Gwyn Copper Mine
Investigators' Photographs
Investigators' Photographs
9300575_23 - Investigators' Photographs
Manylion
Hierarchaeth
Safleoedd Cysylltiedig
Rhif Archif
6426193
Disgrifiad
Large cavity underground, Great Orme Copper Mine.
Cofnod Casglu
Investigators' Photographs
Cyfrwng
Photo.
Cychwynnwr
Stephen R. Hughes
Dyddiad
1993-01-01