Martha W. Anderson TN, MO

Looking for information on Martha W. Anderson.b 1826 in TN, Married Oct. 19 1842 in Mount Vernon, Jefferson County, IL to Nathaniel Milton Whitman, d April 20, 1907 in Newton County, MO.Would like to know who her parents were.Had Alexander Moore listed as guardian. Had a sister (possibly) Elizabeth A. living with her in 1850 Illinois Census.Would appreciate any information.