Historical clue formulations

• Longtime home of Stephen Colbert — 2025-12-02
• "CSI" broadcaster — 2020-06-21
• Home of Colbert and Corden — 2018-11-23
• "The Late Show" airer — 2017-05-14
• "Late Show" broadcaster — 2015-06-16
• Something media executives keep an eye on? — 2013-01-27
• Letterman airer — 2009-09-20
• "I Love Lucy" venue — 1997-08-09
• William Paley's realm — 1995-04-14