Legendary Griff Carver joins the Rampart Middle School Hallway Patrol and with the help of his new friends, Griff solves the case of counterfeit hall passes.
- ISBN10 1595142762
- ISBN13 9781595142764
- Publish Date 29 April 2010
- Publish Status Out of Stock
- Publish Country US
- Imprint Razorbill
- Format Hardcover
- Pages 224
- Language English