No person parading or demonstrating pursuant to a permit issued under the provisions of this subchapter shall carry or display any sign, pennant, sticker or other device which contains any scurrilous or obscene words, language or illustrations calculated to arouse public hatred or anger or tending to incite any breach of the public peace. No sign shall exceed a width of 24 inches or a height of 36 inches.
(Prior Code, § 315.11) Penalty, see § 93.99