Historical clue formulations

• What one should do twice before cutting once — 2023-02-06
• Word appearing twice in a Shakespeare title — 2019-09-14
• Piano bar? — 2016-05-14
• Word before and after "for" — 2012-05-04
• Word before and after "for" — 2010-07-21
• Meter or liter — 2007-12-16
• Bar — 2004-12-24
• Music bar — 2003-12-28
• Part of a score — 2000-11-18
• Gauge — 1994-02-22