BOAC
Set to 10 different clues across 10 published puzzles, most often “U.K. carrier, once” — The New York Times, Sunday, 31 July 2011.
4 letters
Every clue on record, most used first
- U.K. carrier, onceonce
The New York Times — Sunday, 31 July 2011
- Old U.K. carrieronce
The New York Times — Wednesday, 23 February 2011
- Airline mentioned in "Back in the U.S.S.R."once
The New York Times — Sunday, 16 August 2009
- Onetime airlineonce
The New York Times — Wednesday, 19 November 1997
- Former Eur. carrieronce
The New York Times — Sunday, 6 July 1997
- Former Eur. airlineonce
The New York Times — Sunday, 18 May 1997
- U.K. carrier of oldonce
The New York Times — Friday, 14 February 1997
- Defunct airlineonce
The New York Times — Saturday, 1 April 1995
- Bygone airlineonce
The New York Times — Wednesday, 4 January 1995
- Whilom airline inits.once
The New York Times — Friday, 1 July 1994