BASEL
Set to 7 different clues across 11 published puzzles, most often “Swiss city on the Rhine” — The New York Times, Tuesday, 4 April 2006.
5 letters
Every clue on record, most used first
- Swiss city on the Rhine3 times
The New York Times — Tuesday, 4 April 2006
- City on the Rhine2 times
The New York Times — Tuesday, 14 August 2001
- Swiss city2 times
The New York Times — Friday, 31 December 1999
- City where Erasmus taughtonce
The New York Times — Friday, 3 July 2009
- Bernoulli family birthplaceonce
The New York Times — Friday, 26 October 2007
- Euler's birthplaceonce
The New York Times — Sunday, 22 June 2003
- Home to many Swiss banksonce
The New York Times — Sunday, 18 June 2000