Professor Potts discovers some big old bones and puts them together in various ways until he is satisfied he has discovered a dinosaur that once ruled the earth.
- ISBN10 060601473X
- ISBN13 9780606014731
- Publish Date 20 April 1992 (first published 1 March 1989)
- Publish Status Out of Print
- Out of Print 25 May 2017
- Publish Country US
- Imprint Turtleback Books
- Edition Turtleback School & Library ed.
- Format Hardcover (Library Binding)
- Pages 32
- Language English