Historical clue formulations

• Water colors — 2026-06-28
• Blue-green shades — 2025-02-23
• Water colors — 2021-11-19
• Light blue shades — 2020-08-03
• Light blue shades — 2020-03-23
• Shades of blue — 2016-06-21
• Blue hues — 2010-11-18
• Pharmaceutical liquids — 2010-06-11
• Light blue shades — 2009-11-23
• Pool shades — 2009-04-30
• Water colors — 2009-02-19
• Water colors — 2004-12-16
• Blues — 2004-03-11
• Water colors — 2003-06-11
• Pharmaceutical liquids — 2003-04-26
• Shades of blue — 2003-02-17
• Waters — 1998-08-09
• Sea shades — 1998-05-21
• Pharmacy solutions — 1998-02-11
• Sea shades — 1995-02-08