Nid oes gennych resi chwilio datblygedig. Ychwanegwch un trwy glicio ar y botwm '+ Ychwanegu Rhes'
Rhif Archif
6022376
Disgrifiad
Photographic site survey for Vivian Slate Quarry, inclines, Walia and associated structures, stage 1, pre-construction photographs, pages 73 to 106, 3 0f 8.
Cofnod Casglu
Vivian Slate Quarry Survey
Cyfrwng
Photo.
Cychwynnwr
Gwynedd County Council
Dyddiad
1991