Lake, Mary Louise, age 72, of Centerville, passed away Thursday October 28, 2010. Mary was a retired dental assistant after working for many years for Dr. Welfare & Dr. Fricke. She is survived by two sons and daughters-in-law, David & Delisa Lake, Kevin & Carmen Lake, of California; her granddaughter, Mary Rachel Lake; a sister, Nellie Mae Ryan; and her brother, Tom Ryan, of Columbus. Services will be private. Donations may be made in Mary's name to The Hospice of Dayton.