Mary C. Bittner of Glenshaw, Pennsylvania, beloved wife of Dr. Arthur C. Bittner, passed away peacefully at her home on August 22, 2018 surrounded by her family. She is survived by her husband and their seven children: Terri Ballard (Bill); Lorraine Bittner (Bernard MacDonagh); David Bittner; Gregory Bittner (Denise); Mary Lou Mitsch (Richard); Callie Bartos (Scott); and Bob Bittner (Kim). Also surviving Mary are 16 grandchildren and 14 great-grandchildren as well as numerous nieces and nephews. Mary’s siblings include Jack Winschel, Sr. Anne Winschel, Agnes DeLany, and Sr. Carolyn Winschel. She was preceded in death by her brothers Thomas Winschel and Charles Winschel. Mary Catherine was born on January 7, 1929 in Etna, Pennsylvania, daughter of John and Caroline Winschel, who owned Winschel Hardware Store. She grew up on Middle Road in Glenshaw where she attended St. Mary’s grade school and Divine Providence Academy. She then graduated from the Ad Art School and enjoyed a long career as an accomplished artist. She was active in Pittsburgh art organizations, and her artwork lives on in private and corporate collections. She was a talented musician, gardener, and lover of nature. She enjoyed a long and loving marriage with her husband Art for 67 years. Friends will be received on Friday from 2:00 to 4:00 and 6:00 to 8:00 PM at the Bock Funeral Home, Ltd., 1500 Mt. Royal Blvd., Glenshaw. A Funeral Mass will be celebrated in St. Mary of the Assumption Church, Glenshaw, on Saturday at 9:30 AM. EVERYONE PLEASE MEET AT CHURCH. In lieu of flowers, donations may be sent to Alzheimer’s Association or the Cancer Research Institute.