"Sitton, John James (1842–1915)"(PDF). The State Historical Society of Missouri. Archived(PDF) from the original on January 27, 2021. Retrieved January 24, 2021.
web.archive.org
"Sitton, John James (1842–1915)"(PDF). The State Historical Society of Missouri. Archived(PDF) from the original on January 27, 2021. Retrieved January 24, 2021.