| Answer | Crossword Clue |
|---|---|
| SGT | Alvin C. York was one |
| HERO | Sergeant York was one |
| SGT | York was one: Abbr. |
| LALAKER | A.C. Green was one |
| ATOMIST | Democritus was one, circa 400 B.C. |
| NOVA | The first recorded one was noted by the Greek scientist Hipparchus in 134 B.C. |
