Relates what happens to three American children, unwillingly transplanted to Wales for one year, when one of them finds an ancient harp-tuning key that takes him back to the time of the great sixth-century bard Taliesin.
- ISBN10 0689804458
- ISBN13 9780689804458
- Publish Date 1 March 1996 (first published 1 January 1976)
- Publish Status Out of Stock
- Publish Country US
- Imprint Aladdin Paperbacks
- Format Paperback (US Trade)
- Pages 384
- Language English