§ 412.02   ZONES OF QUIET.
   The Mayor may designate zones of quiet upon any street or highway within 250 feet of any hospital or school, and when any such zone is so designated by official traffic signs, no person shall blow a horn or a whistle or make or cause any outcry or any avoidable noise or clamor likely to disturb any person within such zone.
(Ord. 260, passed 4-1-1957)