___________________________
                                                           |                           
                          _________________________________|
                         |                                 |
                         |                                 |___________________________
                         |                                                             
 _Henry Bigelow JACKSON _|
| (1906 - 1995)          |
|                        |                                  ___________________________
|                        |                                 |                           
|                        |_________________________________|
|                                                          |
|                                                          |___________________________
|                                                                                      
|
|--Marjorie JACKSON 
|  (1932 - 2008)
|                                                           _William Hazard FIELD _____+
|                                                          | (1833 - 1888)             
|                         _William Bradhurst Osgood FIELD _|
|                        | (1870 - 1949) m 1902            |
|                        |                                 |_Augusta Currie BRADHURST _
|                        |                                   (1845 - 1919)             
|_Mary Augusta FIELD ____|
  (1911 - 2000)          |
                         |                                  _William Douglas SLOANE ___
                         |                                 | (1844 - 1915)             
                         |_Lila Vanderbilt SLOANE _________|
                           (1878 - 1934) m 1902            |
                                                           |_Emily Thorn VANDERBILT ___+
                                                             (1852 - 1946)