DATER
| Date | Clue |
|---|---|
| 2016-08-01 | One doing carbon 14 testing |
| 2010-03-25 | Antique dealer, at times |
| 2005-02-26 | One going out |
| 2004-08-17 | Office stamp |
| 2002-07-10 | Library device |
| 2002-04-17 | Library device |
| 2001-02-23 | Post office gizmo |
| 2000-10-19 | Librarian's gadget |
| 1999-12-21 | Post office gizmo |
| 1998-03-15 | One playing the field |
| 1997-12-01 | Library gizmo |
| 1996-03-17 | Librarian's device |
| 1994-09-05 | Library gadget |
| 1994-03-18 | Mailroom gizmo |