law: 44. Public notice how to be made known.
  Every public notice given under this Act shall be in writing over the signature of the secretary to the Authority and shall be widely made known in the locality to be affected thereby by affixing copies thereof in conspicuous public places within the said locality, or by publishing the same by beat of drum or by advertisement in local newspaper or by any two or more of these means, and by any other means that the secretary may think fit.