Historical clue formulations

• Smooths, in a way — 2026-05-20
• Smooths — 2025-11-22
• Smooths out some rough edges — 2025-10-03
• Historic Vegas casino where the Rat Pack performed — 2025-04-06
• Does some shop class work — 2021-01-09
• Takes care of the rough spots, in a way — 2020-11-28
• Smooths the surface of, as wood — 2020-03-23
• Takes the edge off? — 2017-03-03
• ___ of time — 2015-07-05
• Smooths, in a way — 2015-02-11
• Smooths — 2014-11-16
• ___ of time — 2013-10-20
• ___ of time — 2013-03-12
• Bygone Las Vegas casino — 2011-06-29
• Smooths, in a way — 2010-06-06
• Smooths — 2010-04-29
• Erstwhile Vegas hotel — 2007-06-08
• ___ of time — 2006-09-27
• Bygone Las Vegas hotel — 2006-03-12
• ___ of time — 2005-08-16
• Bygone Vegas hotel — 2002-05-18
• Contents of hourglasses — 2002-03-20
• Goes across the board? — 2001-02-02
• Smooths — 2000-10-15
• Former Vegas hotel — 1999-08-30
• Classic Vegas casino — 1997-07-25
• White ____, N.M. — 1995-09-28