No person shall:
(a) Idle, loiter or loaf in any office, room, hallway, corridor or stairway in the City Building or in or about the entrance thereof, or on any sidewalk adjoining such Building.
(b) Commit any nuisance or create any disturbance in or about the City Building.
(c) Keep any intoxicating liquors used or intended to be used as a beverage in or about the City Building.
(d) Not being an officer or employee of the City, touch, handle or interfere with any wires, switches or lighting apparatus in the City Building or the clock or bells therein.
(e) Injure or deface the City Building or any of the contents thereof.
(f) Gamble or play at any game in the City Building.
(g) Disturb, annoy or interfere, by unnecessary noise or otherwise, any officer or employee of the City engaged in his duties in the City Building.
(1947 Code §20.6)