Where a building line has not been established by map or ordinance, and where fifty percent or more of the aggregate street frontage between two successive intersections streets is occupied by buildings of the type and use permitted in the district before the effective date of this Zoning Ordinance or a relevant amendment thereto, the average setback of conforming buildings located within one hundred feet on either side of a lot proposed for development shall be the minimum front yard setback required for that lot, provided, however, the depth of the front yard resulting there from shall be not less than two-thirds of the dimensions set forth in the Schedule of Section 1309.32.
(Ord. 1961-103. Passed 12-29-61.)
(Ord. 1961-103. Passed 12-29-61.)