Cam Jansen Double Mystery 2 Author:David A. Adler, Susanna Natti (Illustrator) This book features two Cam Jansen mystery stories. In the first, CAM JANSEN AND THE STOLEN DIAMONDS, Cam uses her photographic memory to catch a jewel thief. In the second, CAM JANSEN AND THE MYSTERY OF THE BABE RUTH BASEBALL, Cam solves the crime when a baseball autographed by Babe Ruth is stolen from a hobby and collectable show. Occasional b&... more »amp;w illustrations accompany the text.« less