__
                                               |  
                          _____________________|
                         |                     |
                         |                     |__
                         |                        
 _Isaac Newton SELIGMAN _|
| (1855 - 1917) m 1883   |
|                        |                      __
|                        |                     |  
|                        |_____________________|
|                                              |
|                                              |__
|                                                 
|
|--Nina SELIGMAN 
|  (1889 - 1891)
|                                               __
|                                              |  
|                         _Solomon LOEB _______|
|                        | (1828 - 1903) m 1862|
|                        |                     |__
|                        |                        
|_Guta LOEB _____________|
  (1865 - 1956) m 1883   |
                         |                      __
                         |                     |  
                         |_Betty GALLENBERG ___|
                           (1834 - 1902) m 1862|
                                               |__