Historical clue formulations

• Letters on a Cognac bottle — 2026-04-22
• Cognac label letters — 2026-01-22
• Letters on a Cognac bottle — 2023-09-17
• Cognac letters — 2019-01-20
• Brandy grade, briefly — 2017-04-02
• Cognac bottle letters — 2014-12-21
• Abbr. on a bottle of Courvoisier — 2013-12-09
• Letters signifying quality brandy — 2012-01-06
• Letters on a Rémy Martin bottle — 2007-07-12
• Cognac bottle initials — 2005-08-18
• Letters on a brandy bottle — 2005-04-15
• Letters on a cognac bottle — 2004-05-30
• Brandy bottle abbr. — 2001-06-01
• Initials on a brandy bottle — 1998-09-21