Historical clue formulations

• Ice cream purchase — 2026-05-13
• Two 55-Downs — 2008-12-26
• Milk purchase — 2008-01-29
• Milk purchase — 2007-02-06
• Berries buy, at a supermarket — 2004-06-09
• Milk purchase — 2003-02-17
• Almost a liter — 2002-02-14
• Milk purchase — 2002-01-27
• Eight gills — 2001-11-22
• .946 liter — 2000-04-02
• Oil can, maybe — 1994-12-04