I FOUND A TYPO IN TO KILL A MOCKINGBIRD

 I FOUND A TYPO!
      chapter 27, pg. 212 paragraph 6: Second thing you can do is stay away form my cook or I'll have you up for assault.
                                    In a book read by most likely billions, because people have had to read it in school in America since forever, how has a typo not been noticed and corrected yet? I couldn't even find it online. I am pretty proud of myself. Infact, I might go as far as to say that this is my greatest achievement. I might need to get outside more...