Robert Thomas Cummings, Jr. - Robert Thomas Cummings, Cummins, Commins born in 1859 died in 1931 buried in Union cemetery in Kansas City, Mo., USA

Trying to find great great grandfather born sometime in early 1830's in Kentucky.
My father Robert Thomas Cummings III 1921-1983 Kansas City, Mo.
Grandfather Robert Thomas Cummings Jr. 1892-1965, Kansas City, Missouri
Great Grandfather Robert Thomas Cummings, 1859-1931. Kentucky or Missouri ?
Great Great Grandfather????

Thank you for any help.
JudyCummings-Carpenter