Probably got plundered for sale to a private collection, or to go to a museum. Even though there has been an international agreement prohibiting this since the 1980s, things like this do go on.
11 posted on 08/04/2006 12:26:11 PM PDT by SunkenCiv
(updated my FR profile on Thursday, July 27, 2006. https://secure.freerepublic.com/donate/)