"Etats-Unis" . . "États-Unis" . "United States" . . . . . "The history detectives explore Lincoln's letter, Parker's sax, and Mark Twain's watch : and many more mysteries of America's past" . . . . "Anecdotes" . . . . . "History" . . "The History detectives explore Lincoln's letter, Parker's sax, and Mark Twain's watch : and many more mysteries of America's past" . . "History detective." . . . .