§ 130.05  UNAUTHORIZED USE OF POLICE WHISTLES AND FIRE SIGNALS.
   No person without special authority from the Police Department, shall carry or use any whistle, bell, horn or siren similar in appearance or sound to the whistles, horns, sirens, or bells used by the Police Department, or Fire Department.
('75 Code, § 11.6)  ('67 Code, Chapter H, Art. 1, § 10)  Penalty, see § 10.99