_John Berry Ballard COBB _+
                                                 | (1820 - 1877) m 1846     
                           _Andrew Ambrose COBB _|
                          | (1848 - 1920) m 1870 |
                          |                      |_Sarah ADAIR _____________+
                          |                        (1829 - 1887) m 1846     
 _Robert Norris COBB _____|
| (1871 - 1933)           |
|                         |                       __________________________
|                         |                      |                          
|                         |_Matilda ALEXANDER ___|
|                           (1844 - 1928) m 1870 |
|                                                |__________________________
|                                                                           
|
|--William L. COBB 
|  
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|                         |                                                 
|_Martha Cornelia LOLLIS _|
  (1872 - ....)           |
                          |                       __________________________
                          |                      |                          
                          |______________________|
                                                 |
                                                 |__________________________