_Peter COBB Sr.______+
                                            | (1819 - ....) m 1841
                       _F. Duran COBB ______|
                      | (1846 - 1909) m 1864|
                      |                     |_Nancy E. LNU _______
                      |                       (1822 - ....) m 1841
 _Robert Smith COBB __|
| (1872 - 1918) m 1896|
|                     |                      _____________________
|                     |                     |                     
|                     |_Nancy Elmina SMITH _|
|                       (1847 - 1930) m 1864|
|                                           |_____________________
|                                                                 
|
|--Myrtle COBB 
|  (1905 - ....)
|                                            _____________________
|                                           |                     
|                      _Hugh C. LANGHAM ____|
|                     | (1832 - 1908) m 1877|
|                     |                     |_____________________
|                     |                                           
|_Leitha LANGHAM _____|
  (1877 - 1947) m 1896|
                      |                      _____________________
                      |                     |                     
                      |_Martha PARK ________|
                        (1836 - 1903) m 1877|
                                            |_____________________