Historical clue formulations

• Kind of arch in architecture — 2026-05-12
• Serpentine shape in architecture — 2026-04-05
• Kind of arch that resembles the shape of a Hershey's Kiss — 2025-05-08
• S-shaped molding in architecture — 2025-01-19
• Curved molding, in architecture — 2022-09-27
• Curved molding — 2022-08-30
• Arch type — 2022-01-16
• Molding shape — 2020-08-07
• Double-curved molding — 2019-05-20
• Curved molding — 2018-11-21
• Curved molding — 2018-04-25
• Molding shape — 2017-11-17
• Arch type — 2015-12-13
• Kind of arch — 2015-08-30
• Kind of arch — 2015-07-05
• S-shaped line — 2015-05-09
• Arch type — 2014-11-24
• Curve in a crown molding — 2014-01-21
• S-shaped molding — 2013-11-18
• Curved molding — 2013-06-17
• Double curve — 2012-10-30
• Double curve — 2012-07-22
• S-shaped molding — 2012-01-29
• S-shaped molding — 2011-11-15
• Arch type — 2011-08-13
• Curved molding — 2011-06-12
• Arch type — 2010-09-16
• Kind of arch — 2010-09-01
• S-curve — 2010-03-21
• Sigmoid architectural feature — 2010-01-02
• S-shaped molding — 2009-12-27
• Double curve — 2009-08-17
• Curved molding — 2008-12-16
• S-curve — 2008-06-18
• Arch type — 2008-05-03
• Curved molding — 2008-04-10
• Decorative molding — 2008-02-05
• S-shaped molding — 2007-04-30
• S-shaped molding — 2007-01-15
• Architectural molding — 2006-12-20
• Curved molding — 2006-06-07
• Decorative molding — 2006-03-27
• S-shaped molding — 2006-01-31
• S-curve — 2005-03-27
• Pointed arch variety — 2005-01-09
• S-shaped molding — 2004-08-12
• S-shaped curve — 2004-07-01
• Arch with a point — 2004-05-09
• Kind of arch — 2004-01-04
• Curved arch — 2003-10-22