Historical clue formulations

• Hawaiian, e.g. — 2022-02-25
• JetBlue or Delta — 2021-07-19
• *Fleet operator — 2015-12-16
• Fleet operator — 2013-11-05
• Diver's hose — 2007-01-14
• American or Swiss — 2006-01-24
• Hop offerer — 2003-11-08
• One with a fleet fleet — 2003-10-11
• Delta, for one — 2001-07-22
• Travel agent's suggestion — 1998-05-14
• Diver's need — 1998-04-04
• Delta, for one — 1997-09-21
• Travel agent's suggestion — 1997-05-31
• Carrier — 1996-12-18
• Continental, e.g. — 1994-12-28