Gottfried Berkner was my g-g-g-grandfather, b. 1812 Carzig, Brandenburg, Prussia.He and Anna arrived N. Y. 1857.William Friedrich is listed as Friedrich and Emilia as Emilie.Karl (Charles) Berkner, my g-g-grandfather, m. Emilia Kemfort.Have no m. date or info on her.He served in the Civil War, d. 21 Feb. 1908, Milbank, Grant Co., SD.Buried in Milbank Cemetery with Civil War marker. Son William Carl, my g-grandfather, was b. 29 Jan. 1863, Cooperstown.He m. 4 Oct. 1887 Hope some of this is useful to you.