Storage of travel trailers, campers, and other recreational vehicles is permitted in residential districts provided no such vehicle, not exceeding six feet (6') in height may be stored in a front yard setback. All recreational vehicles, trailers and boats must be equipped with wheels or stored on a mobile conveyance with wheels. No recreational vehicles, trailers or boats may be permanently installed on the lot and no such vehicle, trailer or boat may be used for dwelling purposes. (Ord. 567, 11-1976)