Historical clue formulations

• Conspiring (with) — 2026-02-01
• Not yet up — 2024-02-06
• Where one might let sleeping dogs lie — 2023-11-23
• Under the covers — 2022-08-15
• Taking a nap, say — 2017-07-31
• Laid up, say — 2016-02-18
• Still sleeping — 2015-07-06
• Under cover? — 2014-10-23
• Sleeping, say — 2014-08-26
• How breakfast may be served ... or how the answers to the eight starred clues should be entered? — 2014-06-26
• Retired — 2012-04-06
• Like many dreamers — 2011-06-25
• Not up — 2010-02-07
• Still asleep — 2008-07-08
• Resting, say — 2007-02-04
• Laid up — 2006-09-10
• Retired — 2005-09-22
• Laid up — 2005-01-25
• Under the covers — 2004-11-02
• Retired for the night — 2002-11-06
• Under cover? — 2002-06-16
• Sacked out — 1996-05-01
• Not yet risen — 1994-12-12