ATWT
Set to 10 different clues across 11 published puzzles, most often “Periodic table abbr.” — The New York Times, Wednesday, 14 February 2007.
4 letters
Every clue on record, most used first
- Periodic table abbr.2 times
The New York Times — Wednesday, 14 February 2007
- No. on a periodic tableonce
The New York Times — Monday, 28 February 2011
- Elementary figure: Abbr.once
The New York Times — Sunday, 29 August 2010
- Bit of elementary knowledge?: Abbr.once
The New York Times — Saturday, 12 December 2009
- Al's is almost 27once
The New York Times — Sunday, 3 August 2008
- Periodic table no.once
The New York Times — Wednesday, 2 April 2008
- 1, for hydrogen: Abbr.once
The New York Times — Tuesday, 2 October 2007
- No. for Na or Nionce
The New York Times — Friday, 2 December 2005
- Elementary abbr.once
The New York Times — Saturday, 7 June 2003
- No. on a certain tableonce
The New York Times — Sunday, 9 April 2000