| Clue | Source | Date |
|---|---|---|
| Humorous "what is it?" drawing | Wall Street Journal | 09 Jun 2025 |
| 'What is this?' drawing | USA Today | 13 Jul 2019 |
| "What is this?" drawing | ||
| Roger Price 'what is it?' cartoon | Wall Street Journal | 28 Jun 2018 |
| Roger Price "what is it?" cartoon | ||
| Roger Price coinage |