RPS
Set to 3 different clues across 3 published puzzles, most often “Rotational speed meas.” — The New York Times, Tuesday, 29 December 2009.
3 letters
Every clue on record, most used first
- Rotational speed meas.once
The New York Times — Tuesday, 29 December 2009
- Turning meas.once
The New York Times — Friday, 30 October 2009
- Very quick rotation meas.once
The New York Times — Sunday, 11 February 2007