Twelve letters and two postcards, [?1956], 1958-1963, to John Cowper Powys and Phyllis Playter from Marie Canavaggia, French translator of the works of John Cowper Powys. Most of the letters contain discussion of John Cowper Powys's works and there is a reference to the death of John Cowper Powys's sister Philippa (Katie) Powys in January 1963.
Thirty-four letters and two postcards, 1962-1963, to Phyllis Playter from John Cowper Powys's sister, Lucy Penny. The letters contain mainly family news, including the deaths of John Cowper Powys, his sister, Katie (Philippa) Powys, and his sister-in-law, Elizabeth Powys (née Myers), second wife of Littleton Charles Powys, together with references to members of the Powys circle of friends and acquaintances.