Coster, Marie M. on November 29, 2010 of Setauket, LI. Beloved wife of the late John A. Loving mother of John and his wife Olivia. Cherished grandmother of John, Kevin, Eric, Karen and Christian. Adored great grandmother of 11. Reposing O.B. Davis Funeral Homes, 1001 Route 25A, Miller Place, LI. Visitation Wednesday 2-5 and 7-9 PM. Funeral Mass 9:30 AM Thursday at St. James R.C. Church, Setauket, LI. Int. Long Island National Cemetery. In lieu of flowers, donations my be made to the St. James R.C. Church, 429 Route 25A, Setauket, NY 11733, Attn: Outreach program.