Historical clue formulations

• Between, poetically — 2022-11-06
• In the middle of, old-style — 2019-08-04
• Between, poetically — 2014-11-10
• In the midst of — 2012-06-15
• Between — 2008-11-27
• In the middle of, quaintly — 2006-10-11
• ___ 12 and 20 — 2004-07-28
• Not on the end, for short — 2003-05-29
• Between, to bards — 1998-01-14
• 'Mid — 1997-06-26
• Amid — 1994-12-08
• Tween — 1993-12-31