Thirteen-year-old Johnny Dixon is put in jeopardy when he and Professor Childermass try to find a robot made many years ago by an evil wizard.
- ISBN10 0803703244
- ISBN13 9780803703247
- Publish Date 30 October 1986
- Publish Status Active
- Out of Print 10 December 2011
- Publish Country US
- Imprint Penguin Books Ltd
- Format Hardcover
- Language English