Historic resources list. There shall be an official list of all historic resources shown on the Historic Resources Map and included in the Historic Overlay District. The Township Manager-Secretary shall maintain the official copy of the historic resources list. This list shall include at least the following information about each historic resource: present name, historic name, street address or exact location, description of extent of site (e.g., building only, portion of parcel of land and all buildings thereon, or entire parcel of land and all buildings thereon), site number from Lancaster County Historic Sites Inventory, classification (e.g., Level of Significance I, Level of Significance II, Level of Significance III or Level of Significance IV), and whether listed on the National Register of Historic Places.