Historical clue formulations

• Coaster feature, maybe — 2026-09-20
• Edge jump in figure skating — 2026-09-17
• Second City district, with "the" — 2026-05-08
• Prominent part of a bowline knot — 2024-09-17
• Drum machine creation — 2024-08-02
• "Bunny ear" made while tying a shoelace — 2024-06-10
• Keep informed, with "in" — 2024-04-26
• Bring (in) — 2023-12-31
• Play on repeat — 2023-08-11
• Roller coaster feature — 2023-04-11
• In the ___ — 2021-11-21
• Circle — 2020-04-20
• Repeating segment of computer code — 2018-06-20
• Circuit — 2017-05-06
• Air show maneuver — 2016-07-14
• Aerial stunt — 2015-09-24
• Tax dodger's discovery — 2015-07-26
• Airport shuttle route, commonly — 2014-09-18
• Circle — 2014-02-03
• See 1-Across — 2014-01-21
• - — 2013-12-01
• Lariat part — 2013-11-17
• Ring — 2013-10-11
• 1 Infinite ___ (address of Apple's headquarters) — 2013-10-05
• Circle — 2013-04-15
• Stunt plane maneuver — 2012-01-31
• Word with belt or tape — 2011-12-15
• Möbius strip, e.g. — 2011-12-04
• Encircle — 2011-09-12
• Heart of Chicago, with "the" — 2011-03-29
• Coil — 2010-12-12
• Part of a shoelace tie — 2010-09-13
• Ankh's top — 2009-12-06
• In the ___ — 2008-08-27
• Chicago district, with "the" — 2008-08-19
• Figure skating maneuver — 2007-11-25
• Circle — 2007-07-29
• Ankh feature — 2007-01-14
• Flight maneuver — 2006-07-16
• Part of a tied tie — 2005-06-06
• Circle — 2004-08-09
• What goes around — 2004-07-11
• Chicago locale, with "the" — 2003-10-06
• Orbit — 2003-08-25
• Ankh feature — 2001-09-08
• Aerial maneuver — 2000-10-24
• Roller coaster part — 2000-07-04
• Cloverleaf feature — 2000-06-27
• Computer program feature — 1999-07-23
• Roller coaster maneuver — 1999-06-01