John Adam Gerhard - Pedigree | FamilyCentral
 3 Aug 1722 - 10 Jan 1800
 24 Oct 1686 - 1 Jan 1763
 25 Mar 1691 - 30 Mar 1784
 13 Oct 1651 - 22 Feb 1725
 10 Nov 1658 - 29 Jan 1736
 1604 - 10 Jan 1660
  - 30 May 1685
Anna Maria Horn
 md. 18 Nov 1751