 1874 - 1956  (82 years)
 1874 - 1956  (82 years)( = Descendancy chart to this point,
 = Descendancy chart to this point,  = Expand,
 = Expand,  = Collapse)
 = Collapse)
 charlotte Antoinette de Leau  b. 1871 d. 1951
  charlotte Antoinette de Leau  b. 1871 d. 1951 b. 1897 bur. 1982
 b. 1897 bur. 1982
                     Leonardus Praalder  b. 1884 d. 1957
  Leonardus Praalder  b. 1884 d. 1957 b. 1921 d. 2000
 b. 1921 d. 2000
                                     Johan Marie Gerverdinck  b. 1919 d. 1989
  Johan Marie Gerverdinck  b. 1919 d. 1989