In a message dated 11/4/02 3:01:59 PM, tonyandebi1@yahoo.com writes: << They were constantly having to change the code in the book in order to keep the enemy from knowing what there next move was going to be. >> The enemy never could figure out the Navajo, or other N/A lauguages, so I've heard on history programs. I enjoy WW II books. Jack Higgins and Ken Follet have written some good ones. Cuz Sandi