100 Objects #11: Brannock Device

In 1925, the world saw the birth of what just might be the greatest gadget in American History: the Brannock Device. The metal contraption transformed the way we measure feet forever, and more than a century after its invention…it has barely changed. Roman Mars and journalist Paul Lukas trace the life of the Brannock Device, from its role outfitting WWII sailors to its surprising endurance into the modern era, even as the entire world changed around it. A History of the United States in 100 Objects is a production of 99% Invisible and BBC Studios. Subscribe to...