Temporary signs of the types listed below shall be permitted within the restricted area thirty days prior to the event or commencement of the activity to which they refer and are for a period of not more than ten days following the event or cessation of the activity. The following signs shall be permitted within the restricted area as provided above and shall not require a permit:
(a) Project signs.
(b) Window signs.
(Ord. 1977-56. Passed 5-24-77.)