Nid oes gennych resi chwilio datblygedig. Ychwanegwch un trwy glicio ar y botwm '+ Ychwanegu Rhes'
Finished ink-line drawing, the profile of the Ynysgedwyn incline, plus the accompanying preliminary pencil artwork. Fig 58, "The Brecon Forest Tramroads", S.R. Hughes, 1990.Further Information
NPRNTeitlMath O SafleCasgliadauDelweddau
NPRN34896TeitlYnyscedwyn Ironworks Incline, Ystradgynlais, Claypons Extension Tramroad, Brecon Forest Tramroad ;Mynydd-y-Drum InclineMath O SaflePLÂN AR OLEDDCasgliadau8Delweddau1