Related Clues:
- Waterloo locale
- Water temperature tester
- Sioux City site
- Water tester, at times
- Dactyl
- ''The Music Man'' setting
- Raccoon River locale
- It's corny and one of 50
- Council Bluffs locale
- Pool temperature tester
- Common darning spot
- It's tapped
- It's sometimes stubbed
- ''The Bridges of Madison County'' setting
- Herbert Hoover's birthplace