Victor and his friends, aided by Benjamin Franklin, uncover an evil scheme involving giant bats and two mysterious brothers, and learn more about the secretive Modern Order of Prometheus.
- ISBN10 0399254803
- ISBN13 9780399254802
- Publish Date 1 September 2011
- Publish Status Remaindered
- Publish Country US
- Imprint Putnam Publishing Group
- Format Hardcover
- Pages 147
- Language English