MILLSBORO - Mary D. Dunderdale, 90, of Millsboro, died on Saturday, Oct. 16, 2010. She is survived by one daughter, Margaret F. Rupp and her husband Frank; a sister, Mildred Upton; grandchildren, Cynthia Forde, Mark Patterson, and Marybeth Patterson-Burke; seven great-grandchildren; and numerous nieces, nephews, cousins friends and extended family across the country. A graveside service will be held on Wednesday, Oct. 20, 2010 at 11 a.m. at Philadelphia Memorial Park, 124 Phoenixville Pike, Frazier PA. In lieu of flowers, family suggest contributions to the Delaware Hospice; 100 Patriot Lane; Milford, DE 19963. Arrangements by Watson Funeral Home, Millsboro. Electronic Condolences may be sent to www.watsonfh@verizon.net.