Of Silver Spring, MD, August 26, 2015. Beloved wife of the late Raymond Joseph Prost; cherished mother of Marilyn Sullivan and Dianne O’Leary (Timothy); proud grandmother of Kathleen Deane (Benton), Susan Burke (John), Michael Sullivan (Ellie Yieh), Mary Beth Boyle (John), Theresa O’Leary, Thomas O’Leary and Brendan O’Leary (Jessica Topel). Also survived by six treasured great-grandchildren and other loving family and friends. A Memorial Mass will be held at Church of the Resurrection, 3315 Greencastle Road, Burtonsville, MD, on September 7 at 11 a.m. In lieu of flowers, contributions may be made to your local Catholic Charities or Meals on Wheels.