No vehicle having thereon or attached thereto any exposed advertising matter, name
of owner, name of maker of said vehicle or sign, or advertising any commodity, article,
merchandise, business, activity, person or thing shall be allowed within any park,
square, avenue, grounds or recreation center without first obtaining a permit as provided
in this Code. Trucks, drays, wagons, motor delivery vehicles and other vehicles may
use transverse roads extending across such areas and designated for passage of commercial
vehicles by the public services director.
