"Deutschland Geburten und Taufen, 1558-1898," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:NZVR-1H1 : 10 February 2018), Anna Catharina Proepper in entry for Margaretha Meurer, ; citing Nettesheim-Butzheim, Rheinland, Preußen, Germany; FHL microfilm 995,947.