_____________________
                                               |                     
                        _John MCCLURE _________|
                       | (1783 - 1855)         |
                       |                       |_____________________
                       |                                             
 _Robert MCCLURE ______|
| (1824 - 1901) m 1848 |
|                      |                        _____________________
|                      |                       |                     
|                      |_Nancy Mary MCMILLIAN _|
|                        (1793 - 1883)         |
|                                              |_____________________
|                                                                    
|
|--William Robert MCCLURE 
|  (1852 - 1917)
|                                               _John S COBB ________+
|                                              | (1759 - 1841)       
|                       _Henry Ballard COBB ___|
|                      | (1792 - ....) m 1814  |
|                      |                       |_Frances SMITH ______+
|                      |                         (1770 - 1851)       
|_Hannah Abigail COBB _|
  (1822 - 1882) m 1848 |
                       |                        _____________________
                       |                       |                     
                       |_Abigail DIXON ________|
                         (1797 - ....) m 1814  |
                                               |_____________________