"Deutschland Geburten und Taufen, 1558-1898," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:NZDD-FZR : 10 February 2018), Joannes Jacob Merckle, ; citing KATHOLISCH, HAGNAU, KONSTANZ, BADEN; FHL microfilm 870,903.
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