Kowalak) On Sunday, December 8, 2013; beloved wife of the late John Materowski; cherished mother of Janice O’Donnell and husband Harry Michael, James Materowski, Daniel Materowski and wife Elvira, John Materowski and Ronald Materowski and wife Linda; sister of Mary Perini and Dorothy Schaffner, and the late John, Henry and Edward Kowalak; also survived by eight adored grandchildren and two great-grandchildren. Funeral arrangements were by the DWORZANSKI & SON Funeral Home. Cremation will be private.