| year of publication | ISBN | author(s) | title |
|---|---|---|---|
| 1987 | 978-1-870394-00-0 | Llyr D Gruffydd ยท Robin Gwyndaf | Llyfr Rhedyn ei Daid: Portread o Evan Roberts, Capel Curig, Llysieuwr |
| 2001 | 978-1-870394-58-1 | W R P George | 88 Not Out |
| 2002 | 978-1-870394-59-8 | Rhaglen Eisteddfod Genedlaethol Cymru Sir Benfro, Tyddewi 2002 | |