Mary A. (Costa) Bielski a long time Needham resident died on Tuesday August 1st at her home in Needham after a long illness. Born in Palmer Mary grew up in Cambridge. After she was married to her husband Walter they moved to Needham and has resided in Needham for the past 59 years. For many years she was the Cafeteria Supervisor for the Needham Public Schools. Mary was also very active in the Needham Senior Center and the Needham Community Council. Mary was the beloved wife for 59 years to Walter J. Bielski. Loving mother of Thomas and his wife Nancy Bielski of Dover and Donna M. Bielski of Needham. Sister of Susie Caggiano, Tony Costa both of Arlington, Alice Seeley of Williamstown and Beverly Corrigan of Arlington. Grandmother of Susanne and her husband Josh Francis of Weymouth and Michael Bielski of Dover. Funeral from the Eaton Funeral Home 1351 Highland Ave Needham on Friday August 4th at 10:30 AM followed by a Mass of Christian Burial in St. Joseph Church at 11:30 AM. Relatives and friends are kindly invited. Visiting hours Thursday 4-6 PM. Interment St. Mary’s Cemetery in Needham.