HAPPY BIRTHDAY TO MARK TWAIN: Alas, the Adventures of Huckleberry Finn has been dropped from the curriculum at a number of schools. But here’s a fact that is somewhat less well-known these days: High-minded folks viewed Huckleberry Finn as objectionable from the beginning: The Concord Public Library condemned the book and took it off its shelves in 1885, shortly after it was published.