Dolobran Bridge is a fine, elliptical twin-arched stone structure, carrying the road between Pontrobert and Mathrafal over the river Vyrnwy. Annotated 'Dolobran Bridge' on the Ordnance Survey first edition 25in mapping of 1886, 'Pont y Factory' on the second edition of 1901, it is now known as 'Pont-y-ffatri'.
B.A.Malaws, RCAHMW, 22 April 2017.