"[The bridge] was the scene of a civil war battle." Source: Cadw listing description for Pont ar Ddyfi, 19 November 1980.
"November 1644 . . . there were further skirmishes near Machynlleth." Source: D.Jenkins, A Historical Atlas of Montgomeryshire, 1999, p.55.
Various other sources suggest that the bridge over the river Dyfi at Machynlleth (nprn 24236) was the scene of a Civil War battle or skirmish in November 1644 between Cromwell's Army, under Thomas Myddleton of Chirk, and the Royalists.
B.A.Malaws, RCAHMW, 21 September 2006.