Historical clue formulations

• Retro kind of hairstyle — 2026-06-24
• Centerfold, say — 2024-01-21
• Get ready to hem, say — 2021-01-18
• Affix with a thumbtack — 2019-04-14
• Photo of Marilyn Monroe, once — 2019-02-04
• Calendar model — 2017-04-09
• Maxim tear-out — 2015-10-25
• Playboy centerfold, e.g. — 2010-11-01
• Bunny photo — 2010-02-18
• Locker photo, maybe — 2008-05-27
• Tear-out from a Playboy magazine — 2008-05-14
• Playboy centerfold — 2000-10-31
• Kind of calendar — 1999-02-17
• Betty Grable's photo, for one — 1998-11-03
• Locker art — 1997-01-23
• Calendar girl — 1995-05-08