The German word ahnentafel is a term for a numbering system used in what particular field? (hint: using it eliminates the need to draw a tree)
Genealogics Genealogy chart Genealogists Genealogy Family genealogist Genealogies Genealogical Family History Genealogist Family history Genealogic Geneology Genæology Geneaology Family histories
genealogy family histories genealogical genæology genealogic family genealogist genealogics genealogists family history genealogist genealogies geneaology geneology genealogy chart
genealogy
WikipediaEntity
Genealogy