PENPALS
| Date | Clue |
|---|---|
| 2024-06-22 | Trading card enthusiasts? |
| 2020-11-29 | Friends you may never have met |
| 2017-05-18 | Some foreign correspondents |
| 2009-02-08 | Foreign correspondents? |
| 2006-07-09 | Writing set? |
| 2004-01-24 | Exotic stamp collectors, maybe |
| 1998-12-04 | Distant friends |
| 1997-04-26 | Foreign correspondents? |