| Frederick Conrad Dunker (1827 - 1915) |
|
| Magdalean Metta Ulmer (1824 - 1907) |
| John S. McDowell | Adeline Creveling Dunker |
| b. 1860, MI d. br. bp. ch. im. em. |
b. 7 May 1864, Washington, Warren Co NJ d. br. bp. ch. 6 Nov 1864, Washington Twp., Warren Co NJ im. em. |
| Marjorie Fern McDowell Grant S. McDowell |