1869 - 1926 (57 years)
| Robert Harder | |
| B: | 1951 |
| D: | 1969 |
| Rita Katherine Fournier | |
| B: | 18 Oct 1927 |
| New York, United States | |
| D: | 24 Oct 2014 |
| Long Island, New York, United States | |
| Dr Joseph Arthur Harder | |
| B: | 15 Dec 1924 |
| D: | 21 Jul 2023 |
| Bellport, Brookhaven, Suffolk, New York, United States | |
| Emma Katherine Grobholz | |
| B: | 22 Nov 1896 |
| Brooklyn, Kings, New York, United States | |
| D: | 10 May 1944 |
| The Bronx, New York City, New York, United States | |
| Adelard Fournier | |
| B: | 7 Jun 1889 |
| Jewett City, Griswold, New London, Connecticut, United States | |
| M: | 12 Sep 1920 |
| Manhattan, New York City, New York, Vereinigte Staaten von Amerika | |
| D: | 16 Mar 1946 |
| Bronx, New York City, New York, United States | |
| Emma Elisabeth Roske | |
| B: | 30 Sep 1869 |
| D: | 20 Oct 1926 |
| Manhattan, New York City, New York, United States | |
| Frederick Grobholz | |
| B: | 20 May 1866 |
| Hambach, Neustadt an der Haardt, Pfalz, Bayern, Deutschland | |
| D: | 12 Jul 1921 |
| Manhattan, New York City, New York, Vereinigte Staaten von Amerika | |
