George,

I'm not sure, my info. (below) comes from "Find A Grave" which I believe is linked to "Ancestry" (I'm not an active member either).

"Manson/Madison J Wells

BIRTH 1835 Sandy Mush, Buncombe County, North Carolina, USA
DEATH 20 Sep 1863 (aged 27–28), Chickamauga*, Walker County, Georgia, USA
BURIAL Body lost/missing or destroyed, Specifically: Burial site unknown
MEMORIAL ID 9543074
*Died during Civil War at The Battle of Chickamauga??

Family Members

Parents
James N. Wells 1793–1869
Nancy (Palmer) Wells ??

Spouse
Altha King Wells 1823–1912 (Daughter of Jonathan & Hannah King).

Siblings
John W. Wells 1815–1891