Historical clue formulations

• Upright, as hair — 2024-08-12
• Nonstop — 2024-03-08
• Standing upright — 2023-11-02
• Continuously — 2023-09-24
• Continually — 2023-09-13
• Like hair after being rubbed with a balloon, maybe — 2023-07-09
• Without interruption — 2021-03-22
• Upright — 2020-09-19
• Turned up — 2020-05-01
• Nonstop — 2019-12-04
• Upright, as a box — 2019-11-18
• Upright — 2019-04-30
• Seemingly forever — 2019-04-14
• Upright — 2016-12-11
• Turned up — 2016-05-27
• Nonstop — 2016-02-21
• Upright — 2015-01-30
• Upright — 2014-08-10
• Upright, as a box — 2014-07-28
• Ceaselessly — 2014-02-02
• Nonstop — 2013-12-07
• Nonstop — 2013-03-31
• Seemingly forever — 2013-01-06
• Erect — 2012-12-07
• With no break — 2011-01-22
• Nonstop — 2009-12-21
• Sideways up — 2009-11-22
• Turned up — 2009-07-17
• Nonstop — 2009-01-04
• Continuously — 2008-05-07
• Without a break — 2008-05-02
• Upturned, as a crate — 2008-04-22
• Without a break — 2007-05-13
• Seemingly forever — 2007-02-08
• Incessantly — 2006-10-18
• Continuously — 2006-08-06
• Without a break — 2005-11-17
• Unceasingly — 2004-11-16
• Ceaselessly — 2004-07-06
• Continuously — 2004-01-19
• Standing — 2004-01-11
• Without interruption — 2003-06-24
• Interminably — 2003-06-01
• Upright, as a box — 2003-05-05
• Ceaselessly — 2002-12-08
• Upturned, as a box — 2002-11-04
• Uninterruptedly — 2001-12-16
• Upright — 2001-08-24
• Successively — 2001-08-17
• With no break — 2001-07-07