Jennette Abbott was the second wife of Rodolphus Burnham Newcomb (2 Apr 1823 - 6 Sep 1878), and he was her second husband. Her first husband's surname was Rooks. Rodolphus and Jennette were married 6 Nov 1872. Jennette died 11 Nov 1874. Rodolphus's other wives were Nancy N. Burnham and Lottie White.
Information from J.B. Newcomb.