Related Clues:
- 1861-'89 territory
- Former territory where Mount Rushmore is
- North or South ___
- Aptly, Pierre's state
- Famed NYC apartment building
- North ......, Capital Bismark
- South . . . . . . is American state with Black Hills
- North or South state
- Vertical: Prefix
- Knock out some facts about aircraft
- Plane providing information about fighter's downfall
- State of antiquated airplane
- Information about end of fight in American territory
- Aircraft of North and South?
- US state, North or South