Historical clue formulations

• "That's fair" — 2024-09-13
• Logical, as a syllogism — 2024-01-16
• Legitimate — 2022-06-27
• Not expired — 2021-12-03
• Sound — 2021-07-14
• Not yet expired, say — 2019-06-12
• Bona fide — 2018-01-23
• Bona fide — 2017-02-09
• Well-founded — 2016-06-21
• Legitimate — 2015-09-20
• Sound — 2013-06-08
• Good, as a driver's license — 2012-05-14
• Legally binding — 2011-07-30
• Sound — 2011-04-29
• Still in effect — 2011-04-12
• Legitimate — 2007-12-31
• Not yet expired — 2007-11-27
• Bona fide — 2000-03-26
• Authenticated — 1999-11-29
• In effect — 1999-09-27
• In effect — 1996-10-09
• Legal — 1996-02-14
• Certified — 1995-07-12
• Well-founded — 1994-01-30