Margaret M. Sealey Sealey- Margaret M.- Longtime of Oyster Bay, N.Y. on September 1, 2008. Beloved Aunt of Kathleen Niemeyer, George Sealey, Mary Ann Dell'Abate, and Joseph Sealey. Dear cousin of Margaret Wanser. Sister of the late William, Joseph, Edward, Robert, and Kenneth Sealey. Also survived by many other caring relatives and friends. Funeral Information Visiting at the Francis P. DeVine Funeral Home Inc. 293 South Street Oyster Bay Thursday 2-4, 7-9 p.m. Funeral Mass Friday 9:30 a..m. Chapel of St. Dominic's R.C.Church. Interment to follow St. John's Memorial Cemetery.