I am researching the Nicholas and Margaret Cenness Thielen family.They had three children that I know of.Nicholas b. 2/14/1856, Leimbach, Germany, Adam b. 8/6/1854 Germany, and Maria b. 9/17/1864, Bickburg, Prussia. They immigrated to the ST. Paul/New Trier, MN area in the early 1880's.Other surnames connected with this family are Halfen, Backes and Koler.