FamilySearch (https://familysearch.org/pal:/MM9.1.1/JH86-YQS : accessed 29 Aug 2014), Joes Wilhelmus Servos and Theresia Elisabetha Beck, 06 Aug 1713; citing Sankt Lambertus Katholisch, Duesseldorf Stadt, Rheinland, Prussia; FHL microfilm 186003. » Quellen » Familienstammbaum Servaes, Maastricht/Venlo/Straelen/Neuss/Düsseldorf » Genealogie Online"> FamilySearch (https://familysearch.org/pal:/MM9.1.1/JH86-YQS : accessed 29 Aug 2014), Joes Wilhelmus Servos and Theresia Elisabetha Beck, 06 Aug 1713; citing Sankt Lambertus Katholisch, Duesseldorf Stadt, Rheinland, Prussia; FHL microfilm 186003. » Quellen » Familienstammbaum Servaes, Maastricht/Venlo/Straelen/Neuss/Düsseldorf » Genealogie Online">