Love them or hate them, guns are woven deeply into the American soul. Names like Colt, Smith & Wesson, Winchester, and Remington are legendary. Yet few people are aware of the roles these men played at a crucial time in United States history, from westward expansion in the 1840s, through the Civil War, and into the dawn of the Gilded Age. Through personal drive and fueled by bloodshed, they helped propel the young country into the forefront of the world's industrial powers. Join us on this installment of Leonard Lopate at Large when John Bainbridge examines his book Gun Barons: The Weapons That Transformed America and the Men Who Invented Them.