News release: “The National Archives and Records Administration (NARA) learned in late March 2009 that an external hard drive containing copies of Clinton Administration Executive Office of the President (EOP) data was missing from a NARA processing room. The external drive was being used for routine recopying to ensure preservation of the records. Approximately 113 4mm tape cartridges were copied onto a two terabyte Western Digital MY BOOK external hard drive. This small portable hard drive measures 6.5 x 2.1 x 5.4 inches and weighs 2.5 pounds.”