As a granddaughter of Bertha Augusta Schulz (b. 28 april 1876) and Albert Gottfried Peglow (b. 11 April 1872), I have information about the family back through Wilhelmina Albertina Zolweg, (b. 30 October 1838 in Germany, c. Oct 20, 1915, Oswego, NY)and her husband, Frederick Karl Schulz (b. Germany, d. 16 January 1900, Oswego, NY).
Wilhelmina's father was Carl, according to her death certificate.Frederick's father was Christoff Schulz.