English
Beta
Hygyrchedd
Hafan
Amdanom
Chwilio
Orielau
Map
Cymorth
Cysylltwch
Cofnod Archif
Ynyscedwyn Ironworks Incline, Ystradgynlais, Claypons Extension Tramroad, Brecon Forest Tramroad ;Mynydd-y-Drum Incline
NMR Site Files
NMR Site Files
920226C - NMR Site Files
Manylion
Hierarchaeth
Safleoedd Cysylltiedig
NPRN
Teitl
Math O Safle
Archifau
Delweddau
NPRN
34896
Teitl
Ynyscedwyn Ironworks Incline, Ystradgynlais, Claypons Extension Tramroad, Brecon Forest Tramroad ;Mynydd-y-Drum Incline
Math O Safle
PLÂN AR OLEDD
Archifau
8
Delweddau
1
