MORSECODE

Set to 2 different clues across 2 published puzzles, most often “What a ham may use” — The New York Times, Saturday, 23 July 2011.

9 letters

Every clue on record, most used first

What a ham may useonce
The New York Times — Saturday, 23 July 2011
Communication means for emergenciesonce
The New York Times — Monday, 3 February 1997