Julia van Gelder 29 Apr 1931 - ____ OCCUPATION: Academic Assistant at Institute for Advanced Study Princeton BIRTH: 29 Apr 1931, Oran, Algeria Father: Richel van Gelder Mother: Celina Jacobsen Family 1 : Esteban Martínez Sigas MARRIAGE: 22 Dec 1952 DIVORCE: 23 May 1975 Family 2 : John Bernheim MARRIAGE: 6 Feb 1982, Quaker Meeting House, Newtown, Pennsylvania, U.S.A.	Julia van Gelder, ca. 1948

                                             _Mozes van Gelder _____________+
                                            | (1822 - ....) m 1852          
                       _Marcus van Gelder __|
                      | (1857 - 1934) m 1902|
                      |                     |_Rachel Trompetter ____________+
                      |                       (1831 - ....) m 1852          
 _Richel van Gelder __|
| (1903 - 1977) m 1926|
|                     |                      _Richel Jacobus Lion de Leeuw _+
|                     |                     | (1833 - 1904) m 1862          
|                     |_Aaltje de Leeuw ____|
|                       (1863 - 1917) m 1902|
|                                           |_Sara Bosman __________________+
|                                             (1842 - 1918) m 1862          
|
|--Julia van Gelder 
|  (1931 - ....)
|                                            _______________________________
|                                           |                               
|                      _David Jacobsen _____|
|                     | (1875 - 1943) m 1898|
|                     |                     |_______________________________
|                     |                                                     
|_Celina Jacobsen ____|
  (1905 - 1973) m 1926|
                      |                      _Leendert Levie Corper ________+
                      |                     | (1847 - ....) m 1871          
                      |_Anna Corper ________|
                        (1876 - 1943) m 1898|
                                            |_Sara Hartog Altenberg ________
                                              (1847 - ....) m 1871