It shall be unlawful for any person in a business establishment open to persons under seventeen (17) years of age to display a book, pamphlet, newspaper or magazine the cover of which depicts:
(1) 
Human sexual intercourse, masturbation or sodomy; or
(2) 
Fondling or other erotic touching of human genitals, pubic region, buttocks or female breasts; or
(3) 
Less than completely and opaquely covered, the human genitals, buttocks or that portion of the breast below the top of the areola; or
(4) 
Human male genitals in a discernibly turgid state, whether covered or uncovered, in a manner calculated to arouse sexual lust or passion for commercial gain or to exploit sexual lust or perversion for commercial gain.
(1979 Code of Ordinances, Chapter 14, Sec. 14-5)