Photo Gallery: The Lost Works of Gerhard Richter 02/03/2012
 Gerhard Richter is the most famous German contemporary artist, and his works...
GERHARD RICHTER, KÖLN - COURTESY GERHARD- RICHTER-ARCHIV DRESDEN

Gerhard Richter is the most famous German contemporary artist, and his works sell for millions. Still, dozens of works have disappeared over the years after being cut up, burnt or painted over by the artist himself.