94, of Castle Shannon, on Tuesday, July 10, 2012. Preceded in death by husbands Harry W. Corbett and Edward L. Zitzman. Loving mother of Jean (Anthony) Donati, Connie (Eric) Moses, Denise (Richard) Vincur, Jack Corbett, Daniel (Linda) Corbett, and preceded in death by children Patricia A. Mott and James D. Corbett. She is survived by 18 grandchildren, 20 great grandchildren and 1 great great grandchild. She was preceded in death by 2 loving grandchildren. Mary was a lifelong member of St. Anne's Church in Castle Shannon. Most important to Mary was her family and her faith. Friends welcome Wednesday 7-9 and Thursday 2-4 & 7-9 at Freyvogel-Slater Funeral Directors, 112 Fort Couch Road, Bethel Park (Opposite Macy's South Hills Village). Service will be 10:00am Friday at St. Anne's Church, Castle Shannon. Charitable donations may be made to St. Anne's Social Ministry.