Secrets of the Tape - A man in Opelika, Alabama, thinks he may have inherited the first commercially produced automobile tape player in the U.S. Even more fascinating is the possibility that the technology to produce this early tape player was stolen from the Nazis in the closing days of World War II. HISTORY DETECTIVES takes a great American road trip to examine how the U.S. gained the industrial upper hand following the Second World War. Mountain Mail Bag - While browsing through a Montana antique store, a resident of Modesto, California, discovered an unusual leather satchel. A tattered label on the bag read, "-oe Tho---son... presented .useum by the President. -merican Railway Express." According to legend, a Norwegian immigrant by the name of John Thompson risked life and limb to hand-deliver the post across the high Sierra Mountains in the years before the Civil War. "-oe Tho--- son" appears to be "Snowshoe Thompson," the mailman's nickname. Could this bag be one that Thompson used on his arduous journeys? To find out, HISTORY DETECTIVES explores the history of the U.S. Postal Service, shedding light on the tremendous contributions of this pioneering legend. Banned Birth Control Box - A Missouri resident recently inherited a number of items that had been in her family for more than 130 years, including an unusual wooden box. The label affixed to the inside of the box contained the date 1894 and language that suggested the box once contained a birth control device. How would a family in remote, rural Missouri obtain such a device, during a time when these items were banned and considered lewd and immoral? HISTORY DETECTIVES examines a case that just may change the way we think about the history of family planning in America.