In wartime London, an English girl and Polish twin brothers suspect the girl's uncle of spying for the Germans and must undergo many dangers and difficulties before finding out the truth.
- ISBN10 0233972498
- ISBN13 9780233972497
- Publish Date 28 September 1980
- Publish Status Out of Print
- Out of Print 11 December 2009
- Publish Country GB
- Publisher Welbeck Publishing Group
- Imprint Andre Deutsch Ltd
- Format Hardcover
- Pages 128
- Language English