_______________________
                                                |                       
                        _William Franklin BACK _|
                       |                        |
                       |                        |_______________________
                       |                                                
 _Coleman Victor BACK _|
| (1885 - 1961) m 1913 |
|                      |                         _______________________
|                      |                        |                       
|                      |_Mary June MCKINISTER __|
|                                               |
|                                               |_______________________
|                                                                       
|
|--David Harold BACK 
|  (1916 - 1999)
|                                                _______________________
|                                               |                       
|                       _Enoch Rector VAUGHAN __|
|                      | (1870 - 1969) m 1895   |
|                      |                        |_______________________
|                      |                                                
|_Mary Alice VAUGHAN __|
  (1896 - 1957) m 1913 |
                       |                         _Simon Peter BARTLETT _
                       |                        | (1849 - 1919) m 1874  
                       |_Elsie BARTLETT ________|
                         (1874 - 1956) m 1895   |
                                                |_Alice B. BORDERS _____+
                                                  (1856 - 1936) m 1874