The Dinosaur Field Guide is a book produced by the Jurassic Park Institute in 2001. The book is a general introduction to dinosaurs and the history of the earth. It tells about the different geologic era's, describes a number of dinosaurs, teaches how to draw or dig up dinosaurs etc. The book is appropriate for ages 8 and up. It is written by Dr. Thomas R. Holtz, Jr. and Dr. Michael Brett-Surman, Robert Walters was the illustrator.