White, Betty A. (Layton), of Cambridge, February 8, 2018 at age 83. Devoted wife of the late William P. White. Loving mother of Linda McGrath Harper, Barbra Spadafora and her husband Louis and David White. Also survived by her sisters Carol and Marie, 4 grandchildren, nieces, nephews, and other loving relatives and friends. Visiting hours at the Rogers Funeral Home, 380 Cambridge St., Cambridge on Friday, February 16, 2018 from 4:00 to 7:00 pm.