The Mystery of the Dinosaur Bones. Mary Adrian

When Ken and his twin sister Chris visit their friend Marty in Utah, they can't wait to go hunting for fossil remains of a dinosaur. With the help of a old map, can they locate the mysterious dinosaur graveyard? An exciting adventure-mystery! <P> "A mysterious old map, a strange night prowler, and a night spent in a cave help to make this an exciting mystery for the 8 to 12 year old." – Hartford Courant<P> "In addition to a good story line, the book contains much basic information and scientific background." – The Pittsburgh Press