SQMI
| Date | Clue |
|---|---|
| 2023-05-11 | 640 acres: Abbr. |
| 2016-08-27 | One of about 1,000 in Lux. |
| 2011-07-09 | 640 57-Acrosses: Abbr. |
| 2010-10-31 | Acreage fig. |
| 2009-09-12 | 2,560 roods: Abbr. |
| 2009-06-28 | 640 acres: Abbr. |
| 2008-03-21 | Gazetteer meas. |
| 2004-12-31 | 640 acres: Abbr. |
| 2003-04-27 | Map meas. |