FILE - This undated file photograph released by the Isabella Stewart Gardner Museum shows the etching "Self-Portrait," by Rembrandt, one of more than a dozen works of art stolen by burglars in the early hours of March 18, 1990.The FBI said Monday, March 18, 2013, it believes it knows the identities of the thieves who stole the art. Richard DesLauriers, the FBI's special agent in charge in Boston, says the thieves belong to a criminal organization based in New England the mid-Atlantic states. (AP Photo/Isabella Stewart Gardner Museum, File) NO SALES less