Historical clue formulations

• Sales prospects — 2024-03-24
• Is ahead of — 2022-11-30
• Goes first — 2022-08-31
• Tips for journalists — 2019-06-02
• Is up on — 2018-11-17
• Performers who get top billing — 2018-10-23
• Things detectives pursue — 2018-09-11
• Some calls on a police hotline — 2018-06-03
• Detectives run them down — 2018-04-08
• Clues — 2015-12-19
• Shows the way — 2015-10-06
• Detectives' aids — 2011-07-10
• Results of "Unsolved Mysteries" airings — 2010-05-28
• Does Rudolph's job — 2009-12-20
• Tips — 2007-01-27
• Phoned-in info — 2006-06-25
• Clues, to a detective — 2004-06-14
• What detectives follow — 2003-07-30
• Detectives' aids — 2003-07-27
• Investigation aids — 1999-03-05
• Detectives' info, possibly — 1997-01-10
• Starring roles — 1995-07-19
• Police hot line calls — 1995-01-22
• Sales prospects — 1994-03-09