Historical clue formulations

• Historic exhibit at Washington Dulles airport — 2013-08-11
• Ship with devastating cargo — 2010-12-18
• Carrier of very destructive cargo — 2009-04-24
• Historic plane — 2005-08-07
• Carrier of devastating cargo — 2005-02-25
• Plane now in the Smithsonian — 1995-10-13