_____________________
                                                   |                     
                              _____________________|
                             |                     |
                             |                     |_____________________
                             |                                           
 _John Tatham SMITHES _______|
| (1825 - ....) m 1859       |
|                            |                      _____________________
|                            |                     |                     
|                            |_____________________|
|                                                  |
|                                                  |_____________________
|                                                                        
|
|--Helen M. SMITHES 
|  (1861 - ....)
|                                                   _Henry COBB _________+
|                                                  | (1763 - 1808) m 1787
|                             _Frederic COBB ______|
|                            | (1796 - 1883) m 1827|
|                            |                     |_Elizabeth CHAPMAN __+
|                            |                       (1767 - 1824) m 1787
|_Eleanor Frances Jane COBB _|
  (1829 - 1904) m 1859       |
                             |                      _Crawford DAVISON ___
                             |                     |                     
                             |_Eleanor DAVISON ____|
                               (1801 - 1875) m 1827|
                                                   |_____________________