_James Chatham DUANE _+
                                                         | (1769 - 1842)        
                                 _James Chatham DUANE Jr_|
                                | (1794 - ....)          |
                                |                        |_Mary Ann BOWERS _____
                                |                          (1773 - 1828)        
 _James Chatham DUANE III_______|
| (1824 - 1897) m 1850          |
|                               |                         ______________________
|                               |                        |                      
|                               |_Harriet CONSTABLE _____|
|                                 (1794 - 1860)          |
|                                                        |______________________
|                                                                               
|
|--Alexander DUANE 
|  (1858 - ....)
|                                                         ______________________
|                                                        |                      
|                                ________________________|
|                               |                        |
|                               |                        |______________________
|                               |                                               
|_Harriet Whitehorne BREWERTON _|
  (1830 - 1914) m 1850          |
                                |                         ______________________
                                |                        |                      
                                |________________________|
                                                         |
                                                         |______________________