The Secret Series (Enid Blyton) has one or two narrow escapes from being detained by them. The novel was originally written as a serial and, in 1938, published as a full-length novel. It was one of Enid Blyton's earliest adventure novels, preceding The Famous Five, The Five Find-Outers, The Adventure Series, The Secret Seven, and school books which would appear in following years. The children, reunited with their parents again (and Jack now adopted as part of the family), go on holiday at the rugged Cornish coast with a family friend, Miss Dimity ("Dimmy", who would appear in several further books in the series), and
Enid Blyton spin-offs and strip books were produced throughout the decade, including "Noddy's Library", "Noddy's Garage of Books", "Noddy's Castle of Books", "Noddy's Toy Station of Books" and "Noddy's Shop of Books". In 1950 Blyton established the company Darrell Waters Ltd to manage her affairs. By the early 1950s she had reached the peak of her output, often publishing more than fifty books a year, and she remained extremely prolific throughout much of the decade. By 1955 Blyton had written her fourteenth Famous Five novel, "Five Have Plenty of Fun", her fifteenth Mary Mouse book, "Mary Mouse in Nursery Rhyme Land", her