| Answer | Crossword Clue |
|---|---|
| IGOR | Sikorsky of aviation |
| IGOR | Aviation pioneer Sikorsky |
| IGOR | Soviet aviation pioneer Sikorsky |
| IGOR | Sikorsky of helicopters |
| IGOR | Sikorsky of aeronautics |
| IGOR | Sikorsky of plane design |
| ROTOR | Part of a Sikorsky machine |
| ROTOR | Part of a Sikorsky vehicle |
