Mitchell, William P., of Centerport on July 17, 2008, 67 years of age. Beloved Husband of Margaret. Loving father of Michael and William. Dear brother of Patricia Trathen, Robert Mitchell, Eileen Eldred, and the late John and Gerald Mitchell. Fond Brother-in-law of Tanya Semenko and Evon Allen. For 36 years Bill was a math teacher for the Long Beach School district. Visiting Nolan & Taylor-Howe Funeral Home, 5 Laurel Avenue, Northport, 7-9 pm Tuesday and 2-5 & 7-9pm Wednesday. Funeral Mass Thursday 10:45am at Our Lady Queen of Martyrs Church, Centerport. Burial Northport Rural Cemetery. In Bills memory Donations to V.N.S. Hospice of Suffolk, 505 Main Street, Northport, NY 11768; or The Lustgarten Foundation For Pancreatic Cancer Research, www.lustgarten.org would be appreciated.