The boundaries of the districts are shown on the map accompanying this Code and made a part hereof entitled "Official Zoning Map, Bessemer City, North Carolina". The zoning map and all the notations, references, and amendments thereto, and other information shown thereon are hereby made a part of this Code the same as if such information set forth on the map were all fully described and set out herein. The zoning map properly attested is posted at the City Hall in Bessemer City and is available for inspection by the public.