Disgrifiad
Glamorgan Gwent Archaeological Trust Ltd report, "Harold's House, Portskewett: archaeological watching brief" by J. Kate Howell for Infralec, dated January 2001. GGAT report no. 2001/008; GGAT project no. A654; GGAT excavation no. 432.
Cofnod Casglu
AENT - Archaeological Reports/Evaluations (non Trust)
Cyfrwng
920MB. Cartographic, Text.
Cychwynnwr
Glamorgan Gwent Archaeological Trust