John Groff - Pedigree | FamilyCentral
 Abt 1715 - 20 Jul 1787
 30 Apr 1667 - 7 May 1746
 Abt 1680/83 - Aft 1746
 Abt 1650 -
 Abt 1588 - 1625/33
 Abt 1588 - 1637/40
 Abt 1578 -
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