California Code, Harbors and Navigation Code - HNC § 519

Public notice of every sale of wrecked property under the provisions of this article shall be published by the officer making the sale for at least two weeks in succession in one or more newspapers printed in the county, or if none is printed in the county, then by written or printed notices posted in three of the most public places in the county at least fifteen days previous to the sale. Every notice shall state the time and place of the sale and contain a particular description of the property to be sold.