Historical clue formulations

• What a Bohr! — 2026-04-12
• Physicist Bohr — 2023-12-20
• Physics Nobelist Bohr — 2023-09-13
• Nobelist Bohr — 2022-08-29
• With 5-Down, Nobel Prize-winning pioneer in atomic theory — 2022-08-19
• Nobelist Bohr with a 32-Across named for him — 2021-10-12
• Physics Nobelist Bohr — 2018-02-13
• Nobelist Bohr — 2017-08-17
• ___ Arden Oplev, director of "The Girl With the Dragon Tattoo" — 2013-10-25
• Physicist Bohr — 2013-10-04
• Quantum mechanics pioneer Bohr — 2012-04-09
• Copenhagen's ___ Bohr Institute — 2009-09-23
• Mathematician ___ Henrik Abel — 2009-09-12
• Physicist Bohr — 2009-08-16
• Physicist Bohr — 2009-05-03
• Mathematician ___ Henrik Abel — 2008-03-21
• Nobelist Bohr — 2005-09-14
• Nobelist Bohr — 2001-08-14
• Farley Granger's role in "Hans Christian Andersen" — 2001-06-15
• Physicist Bohr — 1997-11-25
• Nobelist Bohr — 1996-11-22
• Nobel physicist Bohr — 1994-01-26