Boundaries. The boundaries of the aforesaid districts are hereby established as shown on the Official Zoning Map, Village of Dresser Wisconsin. Such map, together with a copy of this chapter shall be available for public inspection in the office of the Village Clerk-Treasurer. The map shall be certified by the Village President and attested by the Clerk-Treasurer. Any changes in zoning district boundaries shall be recorded on the map. No change shall be effective until so recorded and until a duly certified and attested certificate describing the change is filed with the map.