POSTITNOTES
| Date | Clue |
|---|---|
| 2026-03-11 | In 1968, Spencer Silver at 3M Corporation was attempting to develop a superstrong adhesive ... |
| 2024-07-22 | Sticky yellow squares ... or a description of the circled letters and what they follow? |
| Date | Clue |
|---|---|
| 2026-03-11 | In 1968, Spencer Silver at 3M Corporation was attempting to develop a superstrong adhesive ... |
| 2024-07-22 | Sticky yellow squares ... or a description of the circled letters and what they follow? |