Its books range from 1930s adventure stories to 1960s fantasy novels.
[4] Its other output has covered pony books by authors such as K. M. Peyton and Josephine Pullein-Thompson and titles in classic genres such as adventure and school stories.
[4] Other Fidra Books authors have included Olivia FitzRoy, Anne Digby,[5] Victoria Walker, Primrose Cumming, Elinor Lyon,[6] Mabel Esther Allan, and Ruby Ferguson.
These books have reappeared as larger-format paperbacks with thick paper and stiff card covers.
[3] Fidra Books uses in its reprints elements of the original dust wrapper; all contain a foreword.