_Richard FERGUSON ___+
                                             | (1785 - 1852)       
                       _William FERGUSON ____|
                      | (1809 - 1879)        |
                      |                      |_Nancy Jane JONES ___+
                      |                        (1790 - 1839)       
 _Richard FERGUSON ___|
| (1832 - 1904)       |
|                     |                       _John T WILLIAMS ____+
|                     |                      | (1789 - 1869)       
|                     |_Nancy Jane WILLIAMS _|
|                       (1814 - 1897)        |
|                                            |_Phoebe FERGUSON ____+
|                                              (1792 - 1852)       
|
|--Ison James FERGUSON 
|  (1874 - 1944)
|                                             _Archibald ISON _____+
|                                            | (1780 - 1855)       
|                      _Isaac ISON __________|
|                     | (1810 - 1880) m 1863 |
|                     |                      |_Mary Polly GILLIAM _+
|                     |                        (1782 - 1850)       
|_Nancy Jane ISON ____|
  (1845 - 1918)       |
                      |                       _____________________
                      |                      |                     
                      |_Martha Ann ELDRIDGE _|
                        (1830 - 1915) m 1863 |
                                             |_____________________