The boundaries of the zoning districts designated above are established as shown on the map entitled "official zoning map of Prospect Heights, Illinois", which map is attached as exhibit A to the ordinance codified herein and is made a part hereof, and shall have the same force and effect as if the zoning map, together with all notations, references, other information shown thereon, and any subsequent amendments were fully set forth and described herein. (Ord. 0-77-27, 7-18-1977)