Family: Guelker, Arthur J. / Koch, Alice Marie (F1680)
Koch, Wilhelm Karl (1891-1978) 
|
Nahmensen, Mathilda (1892-1983) |
Koch, Dorothea Louise (1924-1986)  |
| Koch, William J. (1928-2003) |
| Guelker, Arthur J. (1910-1985) |
| Koch, Wilhelm Karl (1891-1978)
|
| Nahmensen, Mathilda (1892-1983) |
| Koch, Dorothea Louise (1924-1986) |
| Koch, William J. (1928-2003) |
| Guelker, Arthur J. (1910-1985) |