Ystradyfodwg, a township of Glamorgan, in the Rhondda valley, 19 miles N.W. of Cardiff by rail, centre of a rich mining district. Pop. (1881) 55,632; (1891) 88,350.
Ystradyfodwg
Chambers's Encyclopaedia, Volume 10: Swastika to Zyrianovsk and Index, p. 786
Source scan(s): p. 0815