§ 508. Notice of public hearing. The hearing shall be held at a time
and place appointed by the commissioner who shall give notice of such
hearing by publication in a newspaper, designated by him, published or
circulated in the municipality or county wherein the property is
located, at least ten days prior to such hearing. Where a municipality
publishes an official daily publication, notice of hearing shall be
published only in such official publication. A duly certified copy of
such certificate shall be conclusive evidence as to the matters lawfully
certified therein in any proceeding to acquire property, or any part
thereof, set forth in such certificate.