My grandmother Catherine was Regina's sister.Catherine had a son, Pete W. Ellwanger. He was my dad.If I followed the family tree correct, Catherines parents were George and Mary Rebecca. (Rebecca is my sisters name). George Ellwangers parents are Carl and Regina Maurer.Do you have any additional information?
My dad, Peter W. Ellwanger married Lois Cambell and had 4 kids.Pete jr., Catherine, Rebecca, and Mark (me.)My dad remarried and had a daughter Lorraine.