Abstract: Bumper stickers and pins from the Obama/Biden and Romney/Ryan presidential campaigns for 2012.Scope and Content Note: The collection contains buttons and bumper stickers for the Obama/Biden and Romney/Ryan 2012 presidential campaigns.Biographical/Historical Note: A campaign button is used in the United States during an election as political advertising for (or against) a candidate or political party, or to proclaim the issues that are part of the political platform. Political buttons date as far back as President George Washington. They have taken many forms as the technology to create an image and mass production has allowed. In the late 18th and first half of the 19th century they were sewn-on clothing buttons, whereas the moder...