I am looking for information on John L. Mueller born 1828 in Germany and wife, Sophia.They had six children.One was my great grandmother, Mary Engel Mueller.I am looking for information on her brothers and sisters; Sophia Mueller, b. 1858, IL, married John L. Wienecke; Dorothea Marie Mueller, b. 1863, IL married Christian Moeller; John Mueller, b. 1965, IL; Minnie Mueller, b. 1869 IL; and Henry Mueller, b. 1872 IL..Thanks for any information.