It is unlawful for any person to distribute or circulate, or cause to be distributed or circulated, any advertising matter which may reasonably tend to incite riot or other public disorder, or which advocates disloyalty to or the overthrow of the government of the United States or of this state by means of any artifice, scheme, or violence, or which urges any unlawful conduct or encourages or tends to encourage a breach of the public peace or good order of the community; or which is offensive to public morals or decency, or which contains blasphemous, obscene, libelous or scurrilous language. (Ord. 2847-NS § 11, 1947)