
 1876 - 1922  (46 jaar)
 1876 - 1922  (46 jaar)
|  | George R. de Groot  1898-1921 | 
| George R. de Groot | |
| G: | 30 dec 1898 | 
| Grand Rapids, Kent, Michigan, Amerika | |
| O: | 17 jan 1921 | 
| Grand Rapids, Kent, Michigan, Amerika | |
| 
 | 
|  | Pieter de Groot  1876-1922 | 
| Pieter de Groot | |
| G: | 2 feb 1876 | 
| Kollumerland | |
| O: | 15 okt 1922 | 
| Grand Rapids, Kent, Michigan, Amerika | |
| Klaaske Abrahams Roorda | |
| H: | 25 nov 1897 | 
| Grand Rapids, Kent, Michigan, Amerika | |