ETCS
| Date | Clue |
|---|---|
| 2013-12-14 | List-ending abbrs. |
| 2009-10-01 | Series conclusions: Abbr. |
| 2007-08-31 | Truncation indications: Abbr. |
| 2002-08-30 | Series finales?: Abbr. |
| 1994-04-30 | Customary extras: Abbr. |
| Date | Clue |
|---|---|
| 2013-12-14 | List-ending abbrs. |
| 2009-10-01 | Series conclusions: Abbr. |
| 2007-08-31 | Truncation indications: Abbr. |
| 2002-08-30 | Series finales?: Abbr. |
| 1994-04-30 | Customary extras: Abbr. |