Historical clue formulations

• Treat — 2026-04-18
• Falsify, as a photo — 2025-12-04
• Falsify — 2025-11-02
• One who's gotten the third degree? — 2017-09-22
• Photoshop, say — 2010-09-17
• Neurologist or orthopedist — 2008-01-07
• Adulterate — 2006-08-27
• Strangelove or Kildare — 2002-11-18
• Person who's been given the third degree? — 2001-07-11
• No, for one — 1998-05-10
• Treat — 1997-07-27
• Alter deceptively — 1997-02-11