Disgrifiad
CAP Report No 580. Blaenafon Ironworks Water Balance Tower Archaeological Watching Brief produced by Irma Bernardus of Cambrian Archaeological Projects Ltd dated August 2009.
Cofnod Casglu
CMC - Cadw Monuments in Care Collection
Cyfrwng
Text, Photo, Cartographic, Graphic.
Cychwynnwr
Irma Bernardus, Cambrian Archaeological Projects Ltd