No structure may be erected to exceed more than twenty five feet (25') the height limits of the zone in which it is located, except as herein provided in subsection 11-10-6B of this Title. Aerials or antennas designed to aid home television reception may be erected to a height not to exceed sixty feet (60') from the ground level; provided, said aerial or antenna is erected on a building or in the rear yard area. (1965 Code § 11-2-3)