While visiting Conshelf Ten, an underwater colony on Earth, a young Moon boy becomes involved with dissident Gillmen whose plans threaten the whole world.
- ISBN10 0689305559
- ISBN13 9780689305559
- Publish Date 1 January 1977
- Publish Status Active
- Publish Country US
- Imprint Atheneum Books
- Format Hardcover
- Pages 143
- Language English