Family: Robert Rankin Armstrong / Erich (F1676)
 | Charles Urban Armstrong (1875-1960) 
|
 | Cordella Rankin (1877- ) |
| Robert Rankin Armstrong (1900-1964)
|
| Jack Armstrong ( -1977) |
| Carol Adell Armstrong ( -1999)  |
| Charles Urban Armstrong (1875-1960)
|
| Cordella Rankin (1877- ) |
| Robert Rankin Armstrong (1900-1964)
|
| Jack Armstrong ( -1977) |
| Carol Adell Armstrong ( -1999) |