Related Clues:
- Swimming-pool measure
- Sonar's measurement
- What "mark twain" refers to
- What a plumb gauges
- Sub measurement
- Diver's concern
- One of three dimensions
- Measurement from front to back
- The distance from the top down, as in water
- Distance from top down as in water
- Downward extent
- Distance from the surface to the bottom
- That's enough to get the D.P. down
- Never shall Ow! have this
- That'll get you down