__________________________
                                            |                          
                       _James JACKSON ______|
                      |                     |
                      |                     |__________________________
                      |                                                
 _William H. JACKSON _|
| (1786 - 1875) m 1808|
|                     |                      __________________________
|                     |                     |                          
|                     |_____________________|
|                                           |
|                                           |__________________________
|                                                                      
|
|--Martha Cobb JACKSON 
|  (1818 - ....)
|                                            _John COBBS ______________+
|                                           | (1691 - 1758) m 1712     
|                      _John Addison COBBS _|
|                     | (1740 - 1803) m 1769|
|                     |                     |_Susannah Slater ADDISON _
|                     |                       (1691 - 1772) m 1712     
|_Mildred Lewis COBB _|
  (1786 - 1853) m 1808|
                      |                      _Howell LEWIS ____________+
                      |                     | (1731 - 1813) m 1765     
                      |_Mildred LEWIS ______|
                        (1750 - 1791) m 1769|
                                            |_Mary Isabella WILLIS ____+
                                              (1733 - 1813) m 1765