U-2 Incident Ston ewall jackson World's Columbian Exposition Alcatraz Nellie Bly Hindenburg Disaster Edwin Land Harry S.Truman First American Newspaper Cartoon The Golden Spike Irving Berlin Hurricane Names Jamestown Birth and Death of Skylab L Frank Baum Academy Awards Kentucky Derby Mount St. Helens Jumping Frog jubilee Dolley Madison Clara Barton Fi rst Transatlantic Steamship Crossing Captain Kidd New Amsterdam/NewYork Discovering America Sally Ride Wild Bill Hickok Jim Tho rpe Patrick Henry Memorial Day Johnstown Flood Answer Key