KGS
Set to 2 different clues across 6 published puzzles, most often “Metric wts.” — The New York Times, Sunday, 24 July 2011.
3 letters
Every clue on record, most used first
- Metric wts.4 times
The New York Times — Sunday, 24 July 2011
- Metric weights: Abbr.2 times
The New York Times — Tuesday, 8 February 2011