Mariah parents were William Downs Jr. b. 1750 in Georgia d. 1834 in Georgia and Elsey Barrett b. South Carolina d. 1860 Georgia. See Abstracts of Georgia Wills Vol. 1 by Jeannette Holland Austin 11/20/1830, p. 32, William Downs, 11/20/1830 Wife: Elsy, ch of late dau., Lucy Conaway, Seven Ch. Exr: Son, Barret Downs. Wits: William Hollingsworth, Sarah Cox, C. Powers.
Also William is listed as one of the 600 Rev. Soldiers Living in GA in 1827-8
Compiled by Martha Lou Houston
Washington DC 1932