Cofnod Archif

Rhif Archif

6072167

Disgrifiad

Nant Gwrtheyrn Quarries, Gwynedd; Feasability Study for the quarries of Nant Gwertheyrn, covering Cae'r Nant, Porth Y Nant & Carreg Y Llam, by Posford Duvivier Consulting Engineers for Dwyfor County Council, dated 23/04/93.

Enw Casgliad

OAI - Outsize Additional Information

Cyfrwng

Cartographic, Text, Photo.

Cychwynnwr

Posford Duvivier

Dyddiad

1993-04-23