| Answer | Crossword Clue |
|---|---|
| SST | Grounded speed-of-sound breaker |
| SST | Speed-of-sound breaker |
| YEAGER | First speed-of-sound breaker |
| SST | Speed-of-sound breaker, briefly |
| YEAGER | World speed record breaker of 1953 |
| Answer | Crossword Clue |
|---|---|
| SST | Grounded speed-of-sound breaker |
| SST | Speed-of-sound breaker |
| YEAGER | First speed-of-sound breaker |
| SST | Speed-of-sound breaker, briefly |
| YEAGER | World speed record breaker of 1953 |
Crossword
a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.