(a)    In considering the appropriateness of any environmental changes, including signs and landscaping, the Review Board shall take into account, in addition to any other pertinent factors, the historical and architectural style and general design, arrangement, texture, material and color of the proposed change as they relate to the property in its present condition and shall also consider the relation thereof to the same or related factors in other properties, objects and areas in the immediate vicinity.
   (b)    Attention shall be taken to avoid the environmentally harmful effect often created by the clash of undisguised contemporary materials such as aluminum or other metals, plastic, fiberglass, and glass improperly used with brick, stone, masonry and wood.
   (c)    The Review Board shall favor the use of authentic and traditional earth colors and trim colors as opposed to colors of contemporary origin.
   (d)    The Review Board shall refer to guidelines for design review for new construction, reconstruction, alteration and tree removal recommended by recognized professional organizations, as made known in their publications, including the American Society of Planning Officials, the American Institute of Planners, the American Institute of Architects or other appropriate agencies or organizations.
   (e)    The Review Board shall consider the advice of those consultants whose opinion is sought by the Review Board with respect to any application for a Certificate of Appropriateness.  (Ord. 22-79.  Passed 10-15-79.)