I am a decendant of your Sherwood Tackett and his first wife (m. 10 July 1854)Mary Lewellyn Campbell.
Sherwood Tackett b. May 1835 in Pike County,KY. d. 18 May 1907 Olive Hill, Carter Co. KY. He was a Union Soldier in the Civil War.
Mary Lewellyn b. 1837 died 1 Jan 1868. (daughter of Thomas J. Campbell and Emza Zornes). After the death of his first wife he married,
(2nd wife) Sarah Elizabeth Zornes m. 3 June 1868 in Carter Co., KY.
Sherwood had 9 children by his first wife. I am of the line of his firstborn, Thomas Jefferson Wilson Tackett who married Mary Ann (Pollyann)Hicks.
Sherwoods parents were; Moses Tacket (s. of Thomas Tackett b.1770 d. aft.1850,in war of 1812) and Rodisa Osborn the dau. of Sherwood Osborn & Levicey Collier.
I may have more info . Hope this helps you.