my knowledge of the decendants of John Joseph & Mary Eck except for my own direct line is very limited

I am a decendant of Johann Joesph Eck (1823-1917) born 1823 Baden (probably town of Hemsbach) Came to Springfield Il abt 1847. married Mary Antonia Schaeffer (1823 - 1895).
Children:
John Joseph Eck Jr (Jan 12, 1848- Nov 15,1928) ( my direct line )
Mary Eck m Joseph Bierbaum
George (1850 -1892)
Catherine (1853-)
Julia (Mar 12 1855 - Oct 14 1868)
Margaret (Sept 15 1856 - Feb 1930)
Ann 1859
Joseph (Jul 25 1861 - Mar 15 1872)
Henry (Jun 23, 1864 - Apr 1881)

I am very interested in sharing info with you. Most of my family still lives in central Ill.

Gregory Eck
Larryville GA