Related Clues:
- X or Y line
- The Earth turns on it
- X or Y, in math
- Line in math class
- Coalition produces central line
- Political alliance used by plotter
- WW2 Nazi alliance
- One of very elliptical orbit
- Spotted deer; a number returning
- Deer's vertebra
- Central Line is a boundary when going north
- Friends
- Formally cooperating countries
- Body's line of rotation
- A boundary retrieved proves turning point