Stepping Through History THE MAIL by Peggy Burns, Thomson Learning, hard cover, 32 pages. Peggy Burns, the author, is an experienced writer of children’s books. She won a “Children’s Book of the Year” award in 1988. THE MAIL: Everybody likes to get mail! But did you know that sending letters has been very difficult until this century? You’ll find out why sending messages has always been important and look at ways it has been done throughout history. Come step through history and trace the use and evolution of one of the most important tools in modern civilization.