Through the World of the Dinosaurs Author:Nicholas Harris Our journey begins in North America, hundreds of millions of years ago. We travel through time, stopping now and then to take in the view ? as illustrated on each page of this book ? of the dinosaurs of the Triassic, Jurassic, and Cretaceous periods. Special windows cut in the pages allow the reader to ?climb through? one prehistoric time zone a... more »nd on to the next.« less