| # | Clue | Answer As Given | Value | Round | Category | Air Date | Show |
|---|---|---|---|---|---|---|---|
| This developer of the first practical helicopter built & flew the first 4-engine aircraft in 1913 | Sikorsky | $800 | J | POTPOURRI | 2008-07-16 | #5508 | |
| In 1913 this Kiev-born aircraft designer built Le Grand, the world's first 4-engine plane | Sikorsky | $1,000 | DJ | TOUGH HODGEPODGE | 1998-12-17 | #3289 |