Historical clue formulations

• Construction vehicle, informally — 2021-07-21
• Demolition site sight — 2017-02-18
• Sleepy sort — 2014-06-21
• Inattentive type — 2009-08-29
• Napper — 2006-02-28
• Light sleeper — 2004-11-15
• Siesta taker — 1999-11-29
• Catnapper — 1996-10-28