CLI
Set to 14 different clues across 23 published puzzles, most often “Second-century year” — The New York Times, Saturday, 28 February 2009.
3 letters
Every clue on record, most used first
- Second-century year4 times
The New York Times — Saturday, 28 February 2009
- Second-century date3 times
The New York Times — Friday, 15 November 1996
- 151, in old Rome2 times
The New York Times — Monday, 25 January 2010
- Mid second-century year2 times
The New York Times — Thursday, 10 December 2009
- Middle of the second century2 times
The New York Times — Wednesday, 1 July 2009
- Year in the reign of Pius I2 times
The New York Times — Saturday, 20 July 1996
- Year in the papacy of St. Pius Ionce
The New York Times — Saturday, 2 June 2007
- Height in feet of the Statue of Liberty, expressed in Roman numeralsonce
The New York Times — Saturday, 10 February 2007
- 10% of MDXonce
The New York Times — Friday, 6 September 2002
- Year in Antoninus Pius's reignonce
The New York Times — Sunday, 7 February 1999
- 151 on a monumentonce
The New York Times — Monday, 7 December 1998
- Cato's 151once
The New York Times — Tuesday, 4 March 1997