Historical clue formulations

• What you blink with — 2026-04-07
• Blinker — 2023-10-21
• Lash holder — 2019-05-01
• Lens cover — 2014-09-14
• Batted body part — 2012-11-19
• Lashes grow from it — 2012-02-27
• Peeper protector — 2011-10-23
• Something most fish lack — 2009-04-03
• Shadow site — 2005-12-31
• Lash site — 2004-06-15
• Iris cover — 2002-07-25
• Lens cover? — 2002-02-10
• One may have 20 lashes — 2001-05-06
• Lens cover? — 2000-05-18
• It moves in a wink — 1999-11-28
• Site for lashes — 1999-06-28
• Pupil protector — 1998-09-06
• Blinker — 1994-06-29