Knab, David T. on October 18, 2011 of Mt. Sinai, LI. Formerly of The Villages, FL and College Point, NY. Beloved husband of Maryann E. Loving father of John and his wife Pat, Chris and his wife Donna and Dan and his wife Carrie. Cherished grandfather of Samantha, Jonathan, Corey, Brenden, Christian, Jake and Justin. Adored brother of Patricia Celestino. Reposing O.B. Davis Funeral Homes, 1001 Route 25A, Miller Place, LI. Visitation Thursday 2-4 and 7-9 PM. Funeral Mass Friday 9:30 AM at St. Anthony of Padua R.C. Church, Rocky Point, LI. Interment Calverton National Cemetery. In lieu of flowers, donations may be made to The Inn, 211 Fulton Avenue, Hempstead, NY 11550. www.the-inn.org