Detectives on Horseback

Isobel Knight wrote numerous children’s books, and also produced retellings of classics such as The Swiss Family Robinson and The Pilgrim’s Progress. Several of her books were set on farms, and she also wrote children’s mysteries. Surefooted is a Christian tale, notable for being illustrated by Maurice Tulloch.   

Finding the books
Neither book is particularly easy to track down.

Bibliography: pony books only
Surefooted, Pickering & Inglis, London, 1953, 43 pp.