___________________________
                                                 |                           
                            _Isaac Watt SMITH ___|
                           | (1760 - 1843)       |
                           |                     |___________________________
                           |                                                 
 _Martin Hancock SMITH Sr._|
| (1801 - 1881) m 1823     |
|                          |                      ___________________________
|                          |                     |                           
|                          |_Sarah HANCOCK ______|
|                            (1765 - 1812)       |
|                                                |___________________________
|                                                                            
|
|--Isaac W SMITH 
|  (1845 - ....)
|                                                 _Charles L. COBBS Sr.______+
|                                                | (1735 - 1798) m 1758      
|                           _Samuel D COBBS _____|
|                          | (1766 - 1813) m 1803|
|                          |                     |_Ann WALTON _______________+
|                          |                       (1739 - 1810) m 1758      
|_Nancy Walton COBBS ______|
  (1809 - ....) m 1823     |
                           |                      _John Wilkins MARSHALL Jr._+
                           |                     | (1753 - 1819) m 1778      
                           |_Mary A. MARSHALL ___|
                             (1785 - 1852) m 1803|
                                                 |_Sarah JOYCE ______________+
                                                   (1755 - 1823) m 1778