In the realm of really-hard-acts-to-follow resides the 1960 classic To Kill A Mockingbird. Author Harper Lee wrote a singular novel — singular from the standpoints of quality and quantity. All that changes July 13-14 at midnight when Lee’s next novel, Go Set A Watchman, is released by publisher HarperCollins. The arrival of Go Set A Watchman is reason for celebration, according to one Glen Arbor reader.