Want a quick tour of the U.S. political landscape of the past 100 or so years? Just take a look at the political campaigns buttons churned out to help sell and discredit, as the case may be, a century’s worth of prospective public servants. Vintage pinbacks are often decorated with somber portraits of candidates framed by flags, while others feature catchy slogans, from “Win With Wilson” in 1912 to “I Like Ike” 40 years later.