Mary Sweet Marsh, 89 of Delaware, Ohio passed away Friday, July 6, 2018 after a 15 year battle with Alzheimer's. Mary was preceded in death by her parents Milton and Elizabeth Sweet; husband, James Richard; beloved aunt, Chastine and brother, Walter. She is survived by her son Thom (Anne) and daughter Patricia Marsh Elton (Joe); grandchildren, Alexander Elton (Grace), Lance Elton (Kelsey), Samantha Gibson (Greg), James Marsh and three great-grandchildren. Mary had a special place in her heart for children, teaching elementary school for 32 years, mostly Delaware City Schools. In addition to the deep love she had for her family she enjoyed spending her winters walking the beaches of Florida. Memorial contributions may be made to the Alzheimer's Foundation.