__________________________
                                            |                          
                       _____________________|
                      |                     |
                      |                     |__________________________
                      |                                                
 _William IRWIN ______|
| (.... - 1850) m 1842|
|                     |                      __________________________
|                     |                     |                          
|                     |_____________________|
|                                           |
|                                           |__________________________
|                                                                      
|
|--Martha IRWIN 
|  (1845 - ....)
|                                            __________________________
|                                           |                          
|                      _Joseph HERRING _____|
|                     | (1795 - 1861) m 1822|
|                     |                     |__________________________
|                     |                                                
|_Susan Ann HERRING __|
  (1823 - 1894) m 1842|
                      |                      _James Abner WIGGINS _____+
                      |                     | (1773 - 1849) m 1804     
                      |_Anna WIGGINS _______|
                        (1805 - 1877) m 1822|
                                            |_Susanna Uzzell LASSITER _+
                                              (1785 - 1861) m 1804