She won the first two Gold Medals awarded by the National Eisteddfod of Wales in the Fine Art category, for her paintings Girl with a Siamese Cat (1951) and The Cristin Children (1953), and her written works include Tide-race, a memoir of 15 years spent living on Bardsey Island.

[2] Chamberlain ran the Caseg Press in Bethesda, Wales, with her then-husband the artist John Petts, and the poet Alun Lewis.

[7] Chamberlain won the first two Gold Medals awarded by the National Eisteddfod of Wales for Fine Art, in 1951 for the painting Girl with a Siamese Cat and in 1953 for The Cristin Children.

Her novel A Rope of Vines draws from her time in Hydra, while her play The Protagonists (published 2013, first performed 1968) details the 1967 right-wing coup which led to the Greek junta.

[9] There is a collection of her papers, including sketches, letters, poems, photographs, diaries, and unpublished works, in the National Library of Wales.