Abstract The Mount Vernon District Improvement Association was involved in public health and sanitation, liquor licensing, regulating signs and billboards, parking, zoning, Walters Art Gallery expansion, expressway development, urban renewal and architectural preservation. The bulk of the collection consists of correspondence, newsletters, minutes, financial papers, legal papers and blueprints for the area bounded by Mt. Royal and Guilford Avenues, and Franklin and Howard Streets. Douglas H. Gordon,...