In order to designate significant heritage features, the approval body shall find that one of the following circumstances exist:
(A) The architecture or design of the feature is unique or of a style unique to the area;
(B) The architecture or design of the feature exemplifies a significant or unique architectural style; and
(C) The feature was the site of a significant historical or cultural event, or was owned by a person or group of persons who were significantly involved in the historical or cultural development of the city.
(`64 Code, Sec. 34-4.05) (Ord. No. 1843)