District boundary lines as indicated on the zoning districts map follow lot lines, right-of-way lines of streets or alleys, right-of-way lines of streets or alleys projected, railroad right-of-way lines, the corporate limit lines, all as they exist upon the effective date of this title. If said boundary lines do not follow any of the above described lines, the district boundary lines are established as drawn on the zoning districts map.
(1974 Code, § 9-3-3) (Ord. 501, passed 10-24-1967)