In the floating city of Sanctaphrax, fusty old professors scheme and bicker with each other as they study the weather in minute detail. They should leave well alone...The 4th in the Edge Chronicles, and a prequel to the previous trilogy. Ages 9-12.
- ISBN10 0385750765
- ISBN13 9780385750769
- Publish Date 8 February 2005 (first published 3 September 2001)
- Publish Status Out of Stock
- Publish Country GB
- Imprint David Fickling Books
- Format Hardcover
- Pages 370
- Language English