Describes the efforts of Roland Bird to investigate footprints left in various sites across the American Southwest by dinosaurs millions of years ago.
- ISBN10 0823953300
- ISBN13 9780823953301
- Publish Date 1 January 2001
- Publish Status Active
- Out of Print 10 December 2011
- Publish Country US
- Imprint Rosen Publishing Group,U.S.
- Format Hardcover (Library Binding)
- Pages 24
- Language English