Historical clue formulations

• Sargasso Sea quartet — 2025-11-23
• Two of spades? — 2025-02-20
• Swiss borders? — 2024-05-20
• Twisty curves — 2021-11-01
• Trouble for Sylvester the Cat — 2019-09-06
• Valuable Scrabble tiles — 2019-06-11
• Dollar signs without the bars — 2018-11-25
• Slalom curves — 2018-02-26
• Twisty curves — 2018-01-29
• Pothook shapes — 2017-09-27
• Double curves, as on highways — 2017-05-22
• 50% less? — 2017-04-06
• Cornering challenges — 2017-03-02
• Lispers' banes — 2016-12-26
• Curves seen in sports car ads — 2016-04-17
• Slalom paths — 2015-12-24
• Business end? — 2015-09-19
• Half of the letters in this answer's row — 2015-07-29
• Indicators of possessiveness — 2015-03-21
• Pluralizers — 2015-02-24
• "Sleepless in Seattle" quartet — 2014-11-08
• Ends of scissors? — 2014-11-01
• Handy Scrabble tiles — 2014-10-08
• Road signs may warn of them — 2014-08-20
• Road curves — 2014-06-16
• Bookends on shelves? — 2013-11-21
• Bluegrass duo? — 2013-08-28
• Half-kiss? — 2013-07-14
• Twisty highway curves — 2013-07-01
• Double curves — 2012-07-02
• Test course challenges — 2012-03-03
• Twisty curves — 2012-01-08
• Twisty highway curves — 2011-06-13
• Twisty turns — 2010-09-19
• Slalom paths — 2010-05-18
• Slalom maneuvers — 2010-03-24
• Mountain road features — 2010-01-25
• Some hook shapes — 2009-09-09
• Bobsled challenges — 2009-07-16
• A lot of assessments? — 2009-03-13
• Letters before tees — 2009-03-09
• Test track features — 2008-12-02
• Outsides of sandwiches? — 2008-10-11
• Tricky turns — 2008-03-18
• Mississippi quartet — 2008-02-17
• Tricky curves — 2008-02-04
• Ends of sandwiches? — 2007-10-14
• Snakes in the road? — 2007-01-22
• Double curves — 2006-11-12
• Snaky curves — 2006-09-11