Beck guest historian Burton Folsom credits Harding, Coolidge for economic climate that led to invention of Scotch tape, zippers Video ››› May 21, 2010 5:49 PM EDT ››› MEDIA MATTERS STAFF ? From the May 21 edition of Fox News's Glenn Beck: Loading the player reg... Related: Modern zipper was invented in 1917 Scotch tape was first sold in 1930 Short Link copy link Network/Outlet Fox News Channel Person Glenn Beck Show/Publication Glenn Beck show We've changed our commenting system to Disqus. Instructions for signing up and claiming your comment history are located here. Updated rules for commenting are here. View the discussion thread.