HENRYs & ECHOLs of Williamson Co., IL

I am seeking information on the following Henrys and Echols of Williamson Co., IL:Martha Jane Henry (1849-1933)
Alexander Henry (b. abt 1825)
Martha Echols(m. Alexander Henry)
Louisa Echols (b. abt abt 1825,
................ m. abt 1846 to Elijah J. Henry)
Gilbert G. Henry (d. 31 Mar 1865)