Minors under eighteen years of age shall, under no circumstances, frequent, loiter, go or remain in any billiard or pool room licensed under this chapter at any time, unless upon some lawful errand and unless he or she has been sent by the direction and with the consent and knowledge of the parent, guardian or other person having the lawful custody of such minor. No person shall permit any such minor to frequent, loiter or remain within a billiard or pool room in violation of this section.
(1942 Code Chap. XXXV, Sec. 31)