Marriage license for A.M. Brotherton and T.P. Francis was issued on 1 Feb 1887 and the couple were married on 3 Feb 1887 by T.H. Davis, Justice of the Peace. This differs from your 1877 date of marriage. (she was a widow and not a Miss as listed on the license)
Her maiden name was HOPKINS and she first married Thomas J. Brotherton. She is listed on 1880 Madison Co., TN census as widowed with 2 sons, Jessee-age 12 and unnamed son-age 3 months-born in March of 1880. (This son was Wiley Robert Brotherton).