Last seen in:
Related Clues:
- Keep from flowing
- Hydroelectric power site
- Pedigree listing
- Mother among mammals
- Barrier
- Mica, for one
- Place for a famous thumb
- Grand Coulee, for one
- Classic British war film, "The ___ Busters"
- Reservoir's edge
- Beaver job
- Hydroelectric option
- It may hold back the sea
- Mica or Gardiner
- Protective barrier