Lutterworth Press, London, 1961, illus Marcia Lane Foster
A story about the Newspaper Children. Roberta, Sammy and Bill are invited to join a round-up on Exmoor. There are more than 40 missing ponies to be found: even when they are found, more disappear later. They are determined to solve the mystery of what the crafty bailiff Fly Fletcher is doing with the ponies.
Jacket and spine
Mary de la Mahotière