_Andrew Ambrose COBB Sr.___+
                                                  | (1804 - 1844) m 1820      
                        _John Berry Ballard COBB _|
                       | (1820 - 1877) m 1846     |
                       |                          |_Lavenia EDWARDS __________+
                       |                            (1808 - ....) m 1820      
 _Andrew Ambrose COBB _|
| (1848 - 1920) m 1870 |
|                      |                           _John Alexander ADAIR _____+
|                      |                          | (1792 - 1865) m 1812      
|                      |_Sarah ADAIR _____________|
|                        (1829 - 1887) m 1846     |
|                                                 |_Rebecca Emily MONTGOMERY _
|                                                   (1796 - 1867) m 1812      
|
|--Sarah D. COBB 
|  (1878 - ....)
|                                                  ___________________________
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|                      |                          |
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|                      |                                                      
|_Matilda ALEXANDER ___|
  (1844 - 1928) m 1870 |
                       |                           ___________________________
                       |                          |                           
                       |__________________________|
                                                  |
                                                  |___________________________