'A Bedwyr i Bawb Ydoedd'
- Wiliams, G. (Speaker)
- Derec Llwyd Morgan (Speaker)
- Geraint Percy Jones (Speaker)
- Eifion Glyn (Speaker)
- Meinir Pierce Jones (Speaker)
- Non Indeg Evans (Speaker)
- Ynyr Williams (Speaker)
Activity: Talk or presentation › Oral presentation