Historical clue formulations

• Hot towel before a meal, say — 2023-02-16
• Fine point — 2023-01-12
• Fine point — 2019-01-29
• Fine point — 2016-09-08
• Fine point — 2016-06-05
• Mint on a hotel pillow, e.g. — 2011-09-04
• Fine point — 2010-01-15
• Punctilio — 1995-10-01