Historical clue formulations

• Like the 52-Across featured in this puzzle — 2020-09-01
• Notation on an envelope — 2015-07-25
• "Don't take offense at that" — 2010-01-21
• Like some decisions and demons — 2009-12-12
• Kind of ad — 2004-05-25
• "None of your business" — 2002-06-29
• Classified — 1997-07-20
• Ad for the lovelorn — 1996-05-27