Sandra Colf (nee Nagel) of West Valley, NY. Beloved daughter of the late Stanley and Evelyn Nagel; dearest mother of Lynette McDonough, Steven (Christine) Colf and Lisa (Jeffrey) Bowen; fond grandmother of seventeen grandchildren, twelve great-grandchildren and many nieces and nephews; dearest sister of Lenny (Mary) Nagel, Keith (Robin) Nagel, Kathaleen McCracken and Richard Nagel. Family will be present Thursday 4-8 PM at WOOD FUNERAL HOME, 784 Main St., East Aurora, where a Prayer Service will 7:30 PM. In lieu of flowers, memorials may be made to Alzheimer's Association, WNY Chapter. Online condolences may be shared at www.woodfh.com