The Physicians Of Myddvai: Meddygon Myddfai (1861) - Hardcoverby Meddygon Myddvai (Author), John Pughe (Translator), John Ab Ithel Williams (Editor) The Physicians of Myddvai: Meddygon Myddfai is a book that was published in 1861 and written by the Welsh author, Myddvai. The book is a collection of Welsh medical texts that were compiled by the physicians of Myddfai, a village in Carmarthenshire, Wales. The texts are believed to have been written in the 13th century and were passed down through generations of