Frederick is my great great gr-father. He married Marie Altman (Aultman) and they lived in Tazewell Co., IL. He died 21 Feb 1928. His father was John Carl Frederick Hamann, b. 1816 in Germany, married Christina Reinicke who was born 23 Aug 1822. John Carl's father was Joch Hamann b. 1763 in Germany and married Margaretha Voss, born in 1777. Looking for information beyond Joch and Margaretha.