Carmarthen Through Time - Keith E. Morgan - Google Books

https://books.google.de/books?id=NB6tCwAAQBAJ&pg=PT43

The roots of Carmarthen, claimed to be the oldest town in Wales, go back to the time of the Roman occupation founded around AD 75 when it was called Moridunum, the civitas capital of the Celtic Demetae (Britons) tribe. It can also claim to have one of the…