Disgrifiad
As Built Photo Survey of Gamlyn Viaduct entitled: 'Cynon Valley Cycle Route Phase 4 (Trecynon to Hirwaun Improvement Works)', produced by Huw Parfitt, Rhondda Cyn Taff CBC, in July 2009. Includes photographs and location maps.
Cofnod Casglu
AENT - Archaeological Reports/Evaluations (non Trust)
Cyfrwng
Cartographic, Text, Photo.
Cychwynnwr
Huw Parfitt, Rhondda Cynon Taff CBC
