Newspapers and periodicals published in this state, for regular distribution through the mails or otherwise, shall print at the top of the editorial page of said publication the full name of its chief editor, the assistant editor, if any, or the person or persons directly responsible for the editorial utterances of said publication. The owner or owners of any newspaper or periodical published in this state in violation of this section, shall be guilty of a misdemeanor and upon conviction, shall be fined not more than twenty-five dollars for each offense.