Viera, of Cambridge, Helen Patricia Gertrude (Kelly) Nov.28th. Devoted wife of Anthony Viera. Loving mother of Nancy Mannix and Denise O'Regan. Mother-In-Law of Kevin Mannix. Cherished Grandmother of Kelley and Keith Mannix, Sean and Eric O'Regan. Adored Great-Grandmother of Caitlin DeMedeiros. Beloved sister of Eleanor Gallo, Herbert Kelly, Patricia, Joseph and Mickey Richards. Funeral from the Rogers Funeral Home, 380 Cambridge St., Cambridge Wednesday at 10:00 am followed by a mass in St. Catherine's Church Somerville at 11:00 am. Visiting hours for Helen will be Tuesday from 4:00 to 8:00 pm. All friends and relatives are welcome to attend. Interment will be at Puritan Lawm Memorial Park in Peabody.