Grover Cox m. Lillian Ackley 1920, died 1966 in Grayling MI

I am looking for information on the famiy of Grover and Lillian Cox, whose family lived in Grayling.Grover died in Grayling, Lillian in Gaylord, unless my information in incorrect.They had 5 children: Barba b. 1924, Nancy b. 1929, Wm. b. 1930, Mary (died young) and John Patric, b. 1941. My records show that 3 of them were married in Grayling.They are Barbara who married Wm. Barrus in 1948; Nancy who married Ralph Hoffman (no date given), and William who married Nancy Sorenson,(no date given).Any information on any of these family members will be appreciated. thanks.