Historical clue formulations

• Black water bird — 2023-06-21
• Codger — 2018-12-23
• Codger — 2018-03-13
• Geezer — 2017-06-05
• Symbol of baldness — 2015-02-13
• Codger — 2014-12-13
• Codger — 2014-06-09
• Geezer — 2013-12-24
• Old geezer — 2013-06-17
• Old geezer — 2012-02-15
• Geezer — 2010-09-19
• Codger — 2008-10-30
• Codger — 2007-04-08
• Codger — 2007-03-11
• Geezer — 2006-06-21
• Old fool — 2005-03-27
• Geezer — 2003-11-23
• Geezer — 2001-05-20
• Codger — 2000-06-30
• Crotchety one — 2000-06-25
• Codger — 1998-11-30
• Foolish fellow — 1997-12-09
• Old fool — 1997-11-14
• Codger — 1995-07-20
• Old feller — 1994-06-21
• Geezer — 1994-04-27