Family: Lawrence John Blackman / Mildred Lorene Korff (F150976)
Fred John Blackman (1878-1942) 
|
Cecelia Maria Keller (1876-1964)
|
| Zetta Blackman (1905- ) |
Frederick John Blackman (1907-1988)  |
| Lawrence John Blackman (1903-1992)
|
| Mildred Lorene Korff (1914-2002) |