Historical clue formulations

• Fastener with threads — 2025-07-22
• Ship propeller — 2025-05-18
• Mess (up) — 2023-05-21
• Goof (around) — 2021-09-26
• Fastener with a twist — 2019-06-24
• It's groovy — 2019-02-24
• Fasten, in a way, with "in" — 2018-05-20
• Thread holder — 2018-04-06
• A thread winds around it — 2017-05-13
• Prison guard, slangily — 2017-05-10
• Install, as a bulb, with "in" — 2016-05-11
• One turning to enter? — 2014-06-03
• Item in the hardware department with a "+" or "-" on its head — 2014-02-10
• Thread holder? — 2013-05-21
• Fastener that turns — 2012-11-05
• One whose head is turned — 2012-01-07
• Hinge holder — 2009-12-29
• Fastener that may have a Phillips head — 2009-08-31
• Boat propeller — 2007-06-17
• Fastener that turns — 2007-05-14
• Fastener that's twisted in — 2006-05-29
• Relative of a bolt — 2005-12-15
• It fits into a nut — 2005-10-17
• You may make its head turn — 2005-07-12
• Alternative to a nail — 2004-05-10
• Propeller shape — 2003-10-05
• Bolt feature — 2003-04-11
• Twist (in) — 2003-04-09
• Threaded fastener — 2002-07-29
• It has a groovy head — 2002-05-06
• It might have a Phillips head — 2000-11-13
• Kind of propeller — 2000-08-27
• Twist — 1999-05-23
• Prison guard, in slang — 1998-12-18
• Phillips head item — 1997-10-13
• It can go in brackets — 1997-08-31
• Prison guard, in slang — 1997-05-22
• Turnkey — 1996-08-25
• Kind of thread — 1995-10-25
• Twist — 1995-07-09
• Item in a hardware bin — 1994-08-09