Was born August 29, 1929, in Elmira, NY the daughter of the late Edward and Theresa M. (Rossi) Devereaux, passed away peacefully with her family at her side on Saturday, October 16, 2010 at Bethany Manor at the age of 81. Her loving husband, Louis S. Costello, with whom she celebrated 43 wonderful years of life and love with, preceded her in death on September 29, 1994. Her beloved son, Daniel J. Costello also predeceased her. She is survived by her much loved children, daughter, LuAnne (Dave) Gardner of Horseheads, NY; son, David (Beth) Costello of Elmira, NY; beloved grandchildren, Carrie (Matt) Spencer, Jessica Harvey and Timothy Harvey; adored great granddaughter, Danica Spencer. At her request there will be no prior calling hours. Family and friends are invited to attend Funeral Services honoring her life on Thursday, October 21, 2010 at 6:00 PM in Olthof Funeral Home, Inc. 1050 Pennsylvania Ave. Elmira/Southport, NY. Lay Pastor John P. Knapp will celebrate Theresa's service. Interment will take place privately at the convenience of her family in Maple Grove Cemetery Horseheads, NY where she will be laid to rest with her beloved Louis. In lieu of flowers memorial donations may be directed to the Alzheimer's Association435 East Henrietta Road Rochester, NY 14620 c/o Development Office. A 'Candle of Remembrance' may be left for her family in obituaries atwww.olthof.comThank YouThe Costello family wishes to express their sincere gratitude and appreciation to the entire staff of Bethany Manor for the outstanding love, care and devotion given to their mom for the past 6 years.