Triwyr Penllyn. (Michael D. Jones, gan D. Gwenallt Jones. O.M. Edwards, gan Saunders Lewis. Tom Ellis, gan Gwenan Jones. [Editor's preface by] Gwynedd Pierce.) [With plates and illustrations, including portraits.]
Welsh Nationalist Party (Wales)
Jones, D. Gwenallt.
Lewis, Saunders.
Jones, Gwenan.
Pierce, Gwynedd.
Caerdydd, 
[1957]