John Ellis Meredith

Gwenallt, bardd crefyddol

1974

Gwilym Davies, 1879-1955

1972

Keeping Pace with Tomorrow in

Keeping Pace with Tomorrow in Wales

1971

Thomas Levi

Thomas Levi

1962

Thomas Levi. Sefydlydd Trysorf

Thomas Levi. Sefydlydd Trysorfa y Plant a'i golygydd am hanner can mlynedd

1962