Purring would seem to be, in her case, an automatic safety valve device for dealing with happiness overflow.

The stories feature many real-life characters (with changed names) which the author remembered from her childhood there such as the ferryman Jim Decks and the villainous Hookey Galley. Romney Marsh series
Beginning with Wish for a Pony in 1947 Edwards altogether wrote fifteen titles in the Romney Marsh series of novels.

Monica Edwards (née Monica le Doux Newton; 8 November 1912 – 18 January 1998) was an English children's writer of the mid-twentieth century best known for her Romney Marsh and Punchbowl Farm series of children's novels.