411 REFERENCE · Wiktionary
Oes yr Haearn
Reference material by Wiktionary contributors. This retains its source identity and is not 411 news reporting.
Welsh
cy:
Noun
Oes yr Haearn f
cy archaeology the Iron Age
cy yr Oes Haearn
Coordinate terms
cy Oes y Cerrig the Stone Age
cy Oes yr Efydd the Bronze Age
Mutation
References