Manon Steffan Ros's Welsh adaptation of one of Enid Blyton's stories in the Secret Seven series, namely Secret of the Old Mill featuring the seven friends establishing their special club which meets in the shed at the bottom of the garden. For 5-8 year old readers.
- ISBN13 9781910574560
- Publish Date 21 July 2016
- Publish Status Active
- Publish Country GB
- Imprint Atebol
- Format Paperback
- Pages 80
- Language Welsh