(a) No person shall drive upon a street or alley of the City any motor vehicle with a sign, poster or other nontransparent material upon the front windshield, side wings or side or rear windows of such vehicle other than a certificate or other paper required to be so displayed by law.
(1958 Code § 16.109)
(b) No person shall, by himself or through his agent, place or post any poster, sign, picture or advertising material on the windshield or glass of either his own motor vehicle or that of any other person.
(1958 Code § 16.29)