§ 130.10  WHISTLES, HORNS, SIRENS AND THE LIKE.
   No person, without special authority from the Police Department or Fire Department, shall carry or use any whistle, bell, horn or siren similar in appearance or sound to the whistles, horns or sirens used by the Police Department or Fire Department.
(1977 Code, § 20-11)  Penalty, see § 10.99