I found this other reference on John Washington Strong Brigman's son (you probably alreay have it, but just in case).I don't remember the source of this info (sorry!).
Francis Drake Brigman, b. 3/1856, SC, d. 10/1905, m. Martha Stogner (Patsy) (b. 1858), children: Isaac (b. 4/1880, m1. Sally Steen, m2. Ione Campbell), John Washington (b. 6/1878, m. Ella Bell Waters), Frank (died young), Levi (m. Margaret Jernigan), Frances (m. Berdine Hatcher), Phebe (m. Oscar Stogner), Cecily (m. John Henry Milton), Jennie (m. John Henry Milton), Nora Lee (died young), Mary Helen (m. George Hance)