- [S269] Sandra Sue (Hopken) Miller, Genealogical research, "Hopken"; page 102.
From an unidentified compilation of biographies, probably published about 1986.
Alma Hopken, child of Christ and Anna Hopken, "married Herman Ohnesorge of Strang and had six children--Patricia, Beverly, Robert, Kathryn Sue, Thomas (deceased) and Polly."
- [S269] Sandra Sue (Hopken) Miller, Genealogical research, Family Group Record for Christian Hopken and Anna Helena Oellien.
Prepared on 13 March 2010; shared with J. Mark Fiegenbaum in November 2014.
Herman Heinrich Ohnesorge and Alma Lina Caroline Hopken were married on 24 December 1930 at York, Nebraska.