Family: Robert R. Billmann / Diane D. Grube (F26807)
m. 2 May 1959Louis P. Billmann (1901-1984) 
|
Agnes Sophie Ardts (1895-1984) |
Gordon R. Billmann (1924-2016)  |
| Virginia Billmann (1928-2011) |
| Robert R. Billmann (1934-2014)
|
| Diane D. Grube (1935-1997) |
