_Robert COBB Sr._____+
                                            | (1786 - 1849)       
                       _Robert COBB Jr._____|
                      | (1838 - 1921)       |
                      |                     |_Nancy ADAMS ________+
                      |                       (1786 - 1870)       
 _Samuel Roland COBB _|
| (1869 - 1927) m 1899|
|                     |                      _Masiah LONG ________
|                     |                     | (1810 - 1870) m 1826
|                     |_Nancy R. LONG ______|
|                       (1840 - 1924)       |
|                                           |_Sarah Frances LNU __
|                                             (1814 - 1915) m 1826
|
|--Marvin COBB 
|  (1909 - ....)
|                                            _____________________
|                                           |                     
|                      _____________________|
|                     |                     |
|                     |                     |_____________________
|                     |                                           
|_Emma Susan DICKSON _|
  (1870 - ....) m 1899|
                      |                      _____________________
                      |                     |                     
                      |_____________________|
                                            |
                                            |_____________________