| # | Clue | Answer As Given | Value | Round | Category | Air Date | Show |
|---|---|---|---|---|---|---|---|
| In an 1864 letter, he congratulated Abraham Lincoln on reelection on behalf of "the workingmen of Europe" | Karl Marx | FJ | CONTEMPORARIES | 2016-06-14 | #7322 | ||
| His London tombstone bears the revolutionary inscription "Workers of All Lands Unite" | Karl Marx | $200 | J | FINAL RESTING PLACES | 1995-01-10 | #2387 |