Historical clue formulations

• Nipsey Russell's role in 1978's "The Wiz" — 2025-08-31
• Yellow brick road traveler — 2021-01-10
• One famed for heartlessness — 2013-12-15
• Heartless one? — 2007-05-16
• Friend of Dorothy — 2003-12-19
• Heart seeker — 2002-10-11
• Heartless one? — 1997-05-03
• L. Frank Baum character — 1995-08-26