| Answer | Crossword Clue |
|---|---|
| OTTO | Aeronautical pioneer Lilienthal |
| OTTO | Aviation pioneer Lilienthal |
| OTTO | German aviation pioneer Lilienthal |
| LANGLEY | Aeronautical pioneer |
| IGOR | Aeronautical pioneer Sikorsky |
| Answer | Crossword Clue |
|---|---|
| OTTO | Aeronautical pioneer Lilienthal |
| OTTO | Aviation pioneer Lilienthal |
| OTTO | German aviation pioneer Lilienthal |
| LANGLEY | Aeronautical pioneer |
| IGOR | Aeronautical pioneer Sikorsky |
Crossword
a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.