On this date in 1865, James Mason registered the first U.S. patent for a product that paved the way for something most Americans use each morning. And in 1878, John Wanamaker introduced something to his store that we take for granted today.
Mark Pennell sits at the helm of his time machine.Mark's Almanac is a 90-second time travel that highlights the world's history from the very serious to the sometimes sublime.