Historical clue formulations

• Twinkles — 2026-04-23
• Sparkles — 2024-08-17
• Shines, as silver — 2018-05-15
• Sparkles — 2012-12-11
• Sparkles — 2012-02-19
• Flashes — 2005-03-25
• Shines — 2004-12-06
• Twinkles — 1996-09-24
• Sparkles — 1994-08-28