FamilySearch (https://familysearch.org/pal:/MM9.1.1/NXB3-CN1 : accessed 25 Oct 2014), Maria Wetschky in entry for Friedrich Wilhelm Windscheid, ; citing DUESSELDORF STADT,RHEINLAND,PRUSSIA; FHL microfilm 948165. » Quellen » Familienstammbaum Servaes, Maastricht/Venlo/Straelen/Neuss/Düsseldorf » Genealogie Online"> FamilySearch (https://familysearch.org/pal:/MM9.1.1/NXB3-CN1 : accessed 25 Oct 2014), Maria Wetschky in entry for Friedrich Wilhelm Windscheid, ; citing DUESSELDORF STADT,RHEINLAND,PRUSSIA; FHL microfilm 948165. » Quellen » Familienstammbaum Servaes, Maastricht/Venlo/Straelen/Neuss/Düsseldorf » Genealogie Online">