I am looking for Sophia Carolina Wilhelmine Burmeister or Bauermeister b. 1847 at Mecklenberg, Germany, d. 2/1/1884 at Black Creek, WI.She married John Mueller and secondly married August Nassen.I believe she and John Mueller are the parents of my grandfather, Heinrich Wilhelm Christian Mueller, b. 1881 at Black Creek, WI.He was adopted by the Greulich family of Appleton, WI circa 1884 from a Lutheran Orphanage in Green Bay.Parents of Sophia I believe to be John Christian Frederick and Mary (Hocker) Burmeister.John Mueller b. 1835 at Hessen-Darmstadt, Germany and died 1882 in Wisconsin.Does anyone know these people.Siblings to Heinrich were: William b. 1867, John b. 1872, Minna b. 1874, and George b. 1879.