(Added by Ord. No. 3539 (N.S.), effective 7-30-70; amended by Ord. No. 4975 (N.S.), effective 10-6-77; amended by Ord. No. 5553 (N.S.), effective 8-2-79; amended by Ord. No. 6730 (N.S.), effective 3-22-84; repealed by Ord. No. 10646 (N.S.), effective 2-14-20)