_____________________
                                            |                     
                       _____________________|
                      |                     |
                      |                     |_____________________
                      |                                           
 _Jarvis FERGUSON ____|
| (1809 - ....) m 1833|
|                     |                      _____________________
|                     |                     |                     
|                     |_____________________|
|                                           |
|                                           |_____________________
|                                                                 
|
|--John A. FERGUSON 
|  (1838 - ....)
|                                            _John S COBB ________+
|                                           | (1759 - 1841)       
|                      _Rowland COBB _______|
|                     | (1796 - 1867) m 1817|
|                     |                     |_Frances SMITH ______+
|                     |                       (1770 - 1851)       
|_Elizabeth COBB _____|
  (1818 - 1844) m 1833|
                      |                      _Fnu EDWARDS ________
                      |                     |  m 1803             
                      |_Mary Ann EDWARDS ___|
                        (1803 - 1889) m 1817|
                                            |_Elizabeth MILLER ___+
                                              (1780 - 1861) m 1803