_John MARTN _________
                                                    | (1685 - 1756) m 1702
                               _Thomas MARTN _______|
                              | (1713 - 1792) m 1741|
                              |                     |_Letitia LEWIS ______
                              |                       (1687 - 1756) m 1702
 _Thomas MARTN _______________|
| (1752 - 1818) m 1770        |
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|                             |_Ann MOORMAN ________|
|                               (1717 - 1766) m 1741|
|                                                   |_____________________
|                                                                         
|
|--Susan Lewis MARTN 
|  (1765 - 1832)
|                                                    _____________________
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|                              _____________________|
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|                             |                     |_____________________
|                             |                                           
|_Susan Washington LEDBETTER _|
  (1751 - 1773) m 1770        |
                              |                      _____________________
                              |                     |                     
                              |_____________________|
                                                    |
                                                    |_____________________