MDL
Set to 8 different clues across 10 published puzzles, most often “Year Helsinki was founded” — The New York Times, Friday, 12 December 2003.
3 letters
Every clue on record, most used first
- Year Helsinki was founded3 times
The New York Times — Friday, 12 December 2003
- Year Nostradamus's first almanac was writtenonce
The New York Times — Thursday, 12 November 2009
- Midcentury yearonce
The New York Times — Thursday, 23 April 2009
- Roman 1,550once
The New York Times — Monday, 22 January 2007
- Year in the reign of Ivan the Terribleonce
The New York Times — Saturday, 15 February 2003
- Start of Julius III's papacyonce
The New York Times — Wednesday, 17 July 2002
- Year in the reign of Edward VIonce
The New York Times — Thursday, 8 October 1998
- Caesar's 1550once
The New York Times — Wednesday, 19 April 1995