Disgrifiad
Digital photograph of Tyddyn-grasod Sheep Fold from the South-east. Taken by P. Schofield on 17/02/2004 during the Eastern Snowdonia (North) Upland Survey.
Cofnod Casglu
ES2004 - RCAHMW Uplands Initiative Eastern Snowdonia (North) Survey Archive
Cychwynnwr
Peter Schofield, Oxford Archaeology North