Historical clue formulations

• Onetime collector of bizarre facts — 2023-11-17
• Founder of New York's Odditorium in 1939 — 2019-11-24
• One after whom a Times Square museum is named — 2017-11-19
• Collector of bizarre facts — 2007-06-22
• Robert ___ … believe him, or not! — 2005-07-25
• "Alien" heroine — 1998-01-15