Hello,
Not sure when/Where but I thought surname Stuenkel appeared on list. I found some data this family name.
The biographies Stuenkel also include following surnames: Kolwitz, Schultz, Heinemann, Treichler, Krage, Graue, Klehm, Roderman, Bartling, Wleck, Sigglekow, Marquart, Boeske, Schmidt & Eggerding??.
Historical Encylopedia of Illnois.... Dupage, Addison area.
B
Can send .pdf if of interest to anyone.