Hardcover
(HarperCollins Publishers, April 1, 1968)
Every horse raised its head and stood staring, unbelieving. Three magnificent silver stallions cantered along the ridge of the hill. Who were they and what brought them here? Danger and death face all the wild horses before one of them can become the Silver Stallion of the South.
Paperback
(HarperCollins Publishers, March 15, 1996)
An Enid Blyton story read by Jan Francis, especially abridged for younger listeners. Pat and Isabel's second term at St Clare's is full of excitement. A secret midnight feast and defeat of a rival school are topped by a dramatic rescue by the bad-tempered Margery.