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Hace 18 horas · Of the 59 tornadoes in the United States, 50 are officially rated F5 on the original Fujita scale (with dates of occurrence between May 11, 1953, and May 3, 1999), and nine are officially rated EF5 on the Enhanced Fujita scale (with dates of occurrence between May 4, 2007, and May 20, 2013). In total, 57 of these tornadoes have been rated F5 ...
Hace 18 horas · 66000789 [8] Added to NRHP. 15 October 1966. USS Constitution, also known as Old Ironsides, is a three-masted wooden-hulled heavy frigate of the United States Navy. She is the world's oldest commissioned naval warship still afloat. [9] [. Note 1] She was launched in 1797, one of six original frigates authorized for construction by the Naval Act ...
