From: http://icopy.sourceforge.net/?page_id=40

  iCopy Free Photocopier is a free and open source application that lets you combine your 
  scanner and printer into a powerful, easy to use photocopier by only pressing a button. 
  You can use Automatic Document Feeders (ADF) too!
  

From: http://www.koma-code.de/index.php?option=com_content&task=view&id=39&Itemid=82

  Scan easily into a pdf-file. or load pictures to PDF