___________________________
                                                     |                           
                       ______________________________|
                      |                              |
                      |                              |___________________________
                      |                                                          
 _Samuel CRENSHAW ____|
| (1836 - ....) m 1870|
|                     |                               ___________________________
|                     |                              |                           
|                     |______________________________|
|                                                    |
|                                                    |___________________________
|                                                                                
|
|--Duffie CRENSHAW 
|  (1874 - ....)
|                                                     _Andrew Ambrose COBB Sr.___+
|                                                    | (1804 - 1844) m 1820      
|                      _Milton Hampton Denmark COBB _|
|                     | (1826 - 1910) m 1848         |
|                     |                              |_Lavenia EDWARDS __________+
|                     |                                (1808 - ....) m 1820      
|_Mary Jane COBB _____|
  (1852 - 1918) m 1870|
                      |                               _John Alexander ADAIR _____+
                      |                              | (1792 - 1865) m 1812      
                      |_Rebecca Emily ADAIR _________|
                        (1825 - 1889) m 1848         |
                                                     |_Rebecca Emily MONTGOMERY _
                                                       (1796 - 1867) m 1812