Mary KowalskiAge: 561857–1913
- Name
- Mary Kowalski
| Birth | 1857 |
| Birth of a son #1 | Frank John Dörr |
| Birth of a son #2 | Joseph A. Dorr 1894 (Age 37) |
| Marriage of a child | Frank John Dörr — Barbara M Weis — View this family October 26, 1909 (Age 52) |
| Death | 1913 (Age 56) |
| Family with Jakob Dörr |
| husband |
Jakob Dörr Birth: 1856 44 — Sellerbach Death: 1921 — Rochester, Monroe, New York, United States |
| herself |
Mary Kowalski Birth: 1857 — Schlablau, Kr. Marienburg West Prussia Death: 1913 — Rochester, Monroe, New York, United States |
| son |
Frank John Dörr Birth: Rochester, Monroe, New York, United States Death: Rochester, Monroe, New York, United States |
| son |
Joseph A. Dorr Birth: 1894 38 37 |